21831020538

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{158195801}}^1$

素因数の和:158195829

約数の個数: 16

約数和(自身を含む): 45560390976

約数和(自身を除く): 23729370438

約数列:

[1, 2, 3, 6, 23, 46, 69, 138, 158195801, 316391602, 474587403, 949174806, 3638503423, 7277006846, 10915510269, 21831020538]

約数ペア:

[(1, 21831020538), (2, 10915510269), (3, 7277006846), (6, 3638503423), (23, 949174806), (46, 474587403), (69, 316391602), (138, 158195801)]