21000700045

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{383}}^1\times {\mathrm{36677}}^1$

素因数の和:37101

約数の個数: 32

約数和(自身を含む): 28394053632

約数和(自身を除く): 7393353587

約数列:

[1, 5, 13, 23, 65, 115, 299, 383, 1495, 1915, 4979, 8809, 24895, 36677, 44045, 114517, 183385, 476801, 572585, 843571, 2384005, 4217855, 10966423, 14047291, 54832115, 70236455, 182614783, 323087693, 913073915, 1615438465, 4200140009, 21000700045]

約数ペア:

[(1, 21000700045), (5, 4200140009), (13, 1615438465), (23, 913073915), (65, 323087693), (115, 182614783), (299, 70236455), (383, 54832115), (1495, 14047291), (1915, 10966423), (4979, 4217855), (8809, 2384005), (24895, 843571), (36677, 572585), (44045, 476801), (114517, 183385)]