21481336786

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{2000497}}^1$

素因数の和:2000578

約数の個数: 32

約数和(自身を含む): 40330039680

約数和(自身を除く): 18848702894

約数列:

[1, 2, 7, 13, 14, 26, 59, 91, 118, 182, 413, 767, 826, 1534, 5369, 10738, 2000497, 4000994, 14003479, 26006461, 28006958, 52012922, 118029323, 182045227, 236058646, 364090454, 826205261, 1534381199, 1652410522, 3068762398, 10740668393, 21481336786]

約数ペア:

[(1, 21481336786), (2, 10740668393), (7, 3068762398), (13, 1652410522), (14, 1534381199), (26, 826205261), (59, 364090454), (91, 236058646), (118, 182045227), (182, 118029323), (413, 52012922), (767, 28006958), (826, 26006461), (1534, 14003479), (5369, 4000994), (10738, 2000497)]