2021261832

素因数分解:

$2^3\times 3^2\times {\mathrm{137}}^1\times {\mathrm{204913}}^1$

素因数の和:205062

約数の個数: 48

約数和(自身を含む): 5514235740

約数和(自身を除く): 3492973908

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 137, 274, 411, 548, 822, 1096, 1233, 1644, 2466, 3288, 4932, 9864, 204913, 409826, 614739, 819652, 1229478, 1639304, 1844217, 2458956, 3688434, 4917912, 7376868, 14753736, 28073081, 56146162, 84219243, 112292324, 168438486, 224584648, 252657729, 336876972, 505315458, 673753944, 1010630916, 2021261832]

約数ペア:

[(1, 2021261832), (2, 1010630916), (3, 673753944), (4, 505315458), (6, 336876972), (8, 252657729), (9, 224584648), (12, 168438486), (18, 112292324), (24, 84219243), (36, 56146162), (72, 28073081), (137, 14753736), (274, 7376868), (411, 4917912), (548, 3688434), (822, 2458956), (1096, 1844217), (1233, 1639304), (1644, 1229478), (2466, 819652), (3288, 614739), (4932, 409826), (9864, 204913)]