21102288740

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{4933}}^1\times {\mathrm{16453}}^1$

素因数の和:21408

約数の個数: 48

約数和(自身を含む): 47736213168

約数和(自身を除く): 26633924428

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 4933, 9866, 16453, 19732, 24665, 32906, 49330, 64129, 65812, 82265, 98660, 128258, 164530, 213889, 256516, 320645, 329060, 427778, 641290, 855556, 1069445, 1282580, 2138890, 4277780, 81162649, 162325298, 324650596, 405813245, 811626490, 1055114437, 1623252980, 2110228874, 4220457748, 5275572185, 10551144370, 21102288740]

約数ペア:

[(1, 21102288740), (2, 10551144370), (4, 5275572185), (5, 4220457748), (10, 2110228874), (13, 1623252980), (20, 1055114437), (26, 811626490), (52, 405813245), (65, 324650596), (130, 162325298), (260, 81162649), (4933, 4277780), (9866, 2138890), (16453, 1282580), (19732, 1069445), (24665, 855556), (32906, 641290), (49330, 427778), (64129, 329060), (65812, 320645), (82265, 256516), (98660, 213889), (128258, 164530)]