21298021230

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{9999071}}^1$

素因数の和:9999152

約数の個数: 32

約数和(自身を含む): 51835189248

約数和(自身を除く): 30537168018

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 71, 142, 213, 355, 426, 710, 1065, 2130, 9999071, 19998142, 29997213, 49995355, 59994426, 99990710, 149986065, 299972130, 709934041, 1419868082, 2129802123, 3549670205, 4259604246, 7099340410, 10649010615, 21298021230]

約数ペア:

[(1, 21298021230), (2, 10649010615), (3, 7099340410), (5, 4259604246), (6, 3549670205), (10, 2129802123), (15, 1419868082), (30, 709934041), (71, 299972130), (142, 149986065), (213, 99990710), (355, 59994426), (426, 49995355), (710, 29997213), (1065, 19998142), (2130, 9999071)]