21872270

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{7621}}^1$

素因数の和:7676

約数の個数: 32

約数和(自身を含む): 46097856

約数和(自身を除く): 24225586

約数列:

[1, 2, 5, 7, 10, 14, 35, 41, 70, 82, 205, 287, 410, 574, 1435, 2870, 7621, 15242, 38105, 53347, 76210, 106694, 266735, 312461, 533470, 624922, 1562305, 2187227, 3124610, 4374454, 10936135, 21872270]

約数ペア:

[(1, 21872270), (2, 10936135), (5, 4374454), (7, 3124610), (10, 2187227), (14, 1562305), (35, 624922), (41, 533470), (70, 312461), (82, 266735), (205, 106694), (287, 76210), (410, 53347), (574, 38105), (1435, 15242), (2870, 7621)]