2021145990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{1271161}}^1$

素因数の和:1271224

約数の個数: 32

約数和(自身を含む): 4942277856

約数和(自身を除く): 2921131866

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 53, 106, 159, 265, 318, 530, 795, 1590, 1271161, 2542322, 3813483, 6355805, 7626966, 12711610, 19067415, 38134830, 67371533, 134743066, 202114599, 336857665, 404229198, 673715330, 1010572995, 2021145990]

約数ペア:

[(1, 2021145990), (2, 1010572995), (3, 673715330), (5, 404229198), (6, 336857665), (10, 202114599), (15, 134743066), (30, 67371533), (53, 38134830), (106, 19067415), (159, 12711610), (265, 7626966), (318, 6355805), (530, 3813483), (795, 2542322), (1590, 1271161)]