201421390

素因数分解:

$2^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{330199}}^1$

素因数の和:330267

約数の個数: 16

約数和(自身を含む): 368503200

約数和(自身を除く): 167081810

約数列:

[1, 2, 5, 10, 61, 122, 305, 610, 330199, 660398, 1650995, 3301990, 20142139, 40284278, 100710695, 201421390]

約数ペア:

[(1, 201421390), (2, 100710695), (5, 40284278), (10, 20142139), (61, 3301990), (122, 1650995), (305, 660398), (610, 330199)]