21896460

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1$

素因数の和:125

約数の個数: 192

約数和(自身を含む): 74511360

約数和(自身を除く): 52614900

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 27, 30, 36, 41, 43, 45, 46, 54, 60, 69, 82, 86, 90, 92, 108, 115, 123, 129, 135, 138, 164, 172, 180, 205, 207, 215, 230, 246, 258, 270, 276, 345, 369, 387, 410, 414, 430, 460, 492, 516, 540, 615, 621, 645, 690, 738, 774, 820, 828, 860, 943, 989, 1035, 1107, 1161, 1230, 1242, 1290, 1380, 1476, 1548, 1763, 1845, 1886, 1935, 1978, 2070, 2214, 2322, 2460, 2484, 2580, 2829, 2967, 3105, 3526, 3690, 3772, 3870, 3956, 4140, 4428, 4644, 4715, 4945, 5289, 5535, 5658, 5805, 5934, 6210, 7052, 7380, 7740, 8487, 8815, 8901, 9430, 9890, 10578, 11070, 11316, 11610, 11868, 12420, 14145, 14835, 15867, 16974, 17630, 17802, 18860, 19780, 21156, 22140, 23220, 25461, 26445, 26703, 28290, 29670, 31734, 33948, 35260, 35604, 40549, 42435, 44505, 47601, 50922, 52890, 53406, 56580, 59340, 63468, 79335, 81098, 84870, 89010, 95202, 101844, 105780, 106812, 121647, 127305, 133515, 158670, 162196, 169740, 178020, 190404, 202745, 238005, 243294, 254610, 267030, 317340, 364941, 405490, 476010, 486588, 509220, 534060, 608235, 729882, 810980, 952020, 1094823, 1216470, 1459764, 1824705, 2189646, 2432940, 3649410, 4379292, 5474115, 7298820, 10948230, 21896460]

約数ペア:

[(1, 21896460), (2, 10948230), (3, 7298820), (4, 5474115), (5, 4379292), (6, 3649410), (9, 2432940), (10, 2189646), (12, 1824705), (15, 1459764), (18, 1216470), (20, 1094823), (23, 952020), (27, 810980), (30, 729882), (36, 608235), (41, 534060), (43, 509220), (45, 486588), (46, 476010), (54, 405490), (60, 364941), (69, 317340), (82, 267030), (86, 254610), (90, 243294), (92, 238005), (108, 202745), (115, 190404), (123, 178020), (129, 169740), (135, 162196), (138, 158670), (164, 133515), (172, 127305), (180, 121647), (205, 106812), (207, 105780), (215, 101844), (230, 95202), (246, 89010), (258, 84870), (270, 81098), (276, 79335), (345, 63468), (369, 59340), (387, 56580), (410, 53406), (414, 52890), (430, 50922), (460, 47601), (492, 44505), (516, 42435), (540, 40549), (615, 35604), (621, 35260), (645, 33948), (690, 31734), (738, 29670), (774, 28290), (820, 26703), (828, 26445), (860, 25461), (943, 23220), (989, 22140), (1035, 21156), (1107, 19780), (1161, 18860), (1230, 17802), (1242, 17630), (1290, 16974), (1380, 15867), (1476, 14835), (1548, 14145), (1763, 12420), (1845, 11868), (1886, 11610), (1935, 11316), (1978, 11070), (2070, 10578), (2214, 9890), (2322, 9430), (2460, 8901), (2484, 8815), (2580, 8487), (2829, 7740), (2967, 7380), (3105, 7052), (3526, 6210), (3690, 5934), (3772, 5805), (3870, 5658), (3956, 5535), (4140, 5289), (4428, 4945), (4644, 4715)]