21668472

素因数分解:

$2^3\times 3^4\times 7^1\times {\mathrm{17}}^1\times {\mathrm{281}}^1$

素因数の和:323

約数の個数: 160

約数和(自身を含む): 73703520

約数和(自身を除く): 52035048

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 17, 18, 21, 24, 27, 28, 34, 36, 42, 51, 54, 56, 63, 68, 72, 81, 84, 102, 108, 119, 126, 136, 153, 162, 168, 189, 204, 216, 238, 252, 281, 306, 324, 357, 378, 408, 459, 476, 504, 562, 567, 612, 648, 714, 756, 843, 918, 952, 1071, 1124, 1134, 1224, 1377, 1428, 1512, 1686, 1836, 1967, 2142, 2248, 2268, 2529, 2754, 2856, 3213, 3372, 3672, 3934, 4284, 4536, 4777, 5058, 5508, 5901, 6426, 6744, 7587, 7868, 8568, 9554, 9639, 10116, 11016, 11802, 12852, 14331, 15174, 15736, 17703, 19108, 19278, 20232, 22761, 23604, 25704, 28662, 30348, 33439, 35406, 38216, 38556, 42993, 45522, 47208, 53109, 57324, 60696, 66878, 70812, 77112, 85986, 91044, 100317, 106218, 114648, 128979, 133756, 141624, 159327, 171972, 182088, 200634, 212436, 257958, 267512, 300951, 318654, 343944, 386937, 401268, 424872, 515916, 601902, 637308, 773874, 802536, 902853, 1031832, 1203804, 1274616, 1547748, 1805706, 2407608, 2708559, 3095496, 3611412, 5417118, 7222824, 10834236, 21668472]

約数ペア:

[(1, 21668472), (2, 10834236), (3, 7222824), (4, 5417118), (6, 3611412), (7, 3095496), (8, 2708559), (9, 2407608), (12, 1805706), (14, 1547748), (17, 1274616), (18, 1203804), (21, 1031832), (24, 902853), (27, 802536), (28, 773874), (34, 637308), (36, 601902), (42, 515916), (51, 424872), (54, 401268), (56, 386937), (63, 343944), (68, 318654), (72, 300951), (81, 267512), (84, 257958), (102, 212436), (108, 200634), (119, 182088), (126, 171972), (136, 159327), (153, 141624), (162, 133756), (168, 128979), (189, 114648), (204, 106218), (216, 100317), (238, 91044), (252, 85986), (281, 77112), (306, 70812), (324, 66878), (357, 60696), (378, 57324), (408, 53109), (459, 47208), (476, 45522), (504, 42993), (562, 38556), (567, 38216), (612, 35406), (648, 33439), (714, 30348), (756, 28662), (843, 25704), (918, 23604), (952, 22761), (1071, 20232), (1124, 19278), (1134, 19108), (1224, 17703), (1377, 15736), (1428, 15174), (1512, 14331), (1686, 12852), (1836, 11802), (1967, 11016), (2142, 10116), (2248, 9639), (2268, 9554), (2529, 8568), (2754, 7868), (2856, 7587), (3213, 6744), (3372, 6426), (3672, 5901), (3934, 5508), (4284, 5058), (4536, 4777)]