2021030570

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{818231}}^1$

素因数の和:818270

約数の個数: 32

約数和(自身を含む): 4123889280

約数和(自身を除く): 2102858710

約数列:

[1, 2, 5, 10, 13, 19, 26, 38, 65, 95, 130, 190, 247, 494, 1235, 2470, 818231, 1636462, 4091155, 8182310, 10637003, 15546389, 21274006, 31092778, 53185015, 77731945, 106370030, 155463890, 202103057, 404206114, 1010515285, 2021030570]

約数ペア:

[(1, 2021030570), (2, 1010515285), (5, 404206114), (10, 202103057), (13, 155463890), (19, 106370030), (26, 77731945), (38, 53185015), (65, 31092778), (95, 21274006), (130, 15546389), (190, 10637003), (247, 8182310), (494, 4091155), (1235, 1636462), (2470, 818231)]