20212101652

素因数分解:

$2^2\times {\mathrm{17}}^3\times {\mathrm{47}}^1\times {\mathrm{79}}^1\times {\mathrm{277}}^1$

素因数の和:458

約数の個数: 96

約数和(自身を含む): 39007180800

約数和(自身を除く): 18795079148

約数列:

[1, 2, 4, 17, 34, 47, 68, 79, 94, 158, 188, 277, 289, 316, 554, 578, 799, 1108, 1156, 1343, 1598, 2686, 3196, 3713, 4709, 4913, 5372, 7426, 9418, 9826, 13019, 13583, 14852, 18836, 19652, 21883, 22831, 26038, 27166, 43766, 45662, 52076, 54332, 63121, 80053, 87532, 91324, 126242, 160106, 221323, 230911, 252484, 320212, 372011, 388127, 442646, 461822, 744022, 776254, 885292, 923644, 1028501, 1073057, 1360901, 1488044, 1552508, 2057002, 2146114, 2721802, 3762491, 4114004, 4292228, 5443604, 6324187, 7524982, 12648374, 15049964, 17484517, 18241969, 25296748, 34969034, 36483938, 63962347, 69938068, 72967876, 107511179, 127924694, 215022358, 255849388, 297236789, 430044716, 594473578, 1188947156, 5053025413, 10106050826, 20212101652]

約数ペア:

[(1, 20212101652), (2, 10106050826), (4, 5053025413), (17, 1188947156), (34, 594473578), (47, 430044716), (68, 297236789), (79, 255849388), (94, 215022358), (158, 127924694), (188, 107511179), (277, 72967876), (289, 69938068), (316, 63962347), (554, 36483938), (578, 34969034), (799, 25296748), (1108, 18241969), (1156, 17484517), (1343, 15049964), (1598, 12648374), (2686, 7524982), (3196, 6324187), (3713, 5443604), (4709, 4292228), (4913, 4114004), (5372, 3762491), (7426, 2721802), (9418, 2146114), (9826, 2057002), (13019, 1552508), (13583, 1488044), (14852, 1360901), (18836, 1073057), (19652, 1028501), (21883, 923644), (22831, 885292), (26038, 776254), (27166, 744022), (43766, 461822), (45662, 442646), (52076, 388127), (54332, 372011), (63121, 320212), (80053, 252484), (87532, 230911), (91324, 221323), (126242, 160106)]