21644658

素因数分解:

$2^1\times 3^4\times 7^1\times {\mathrm{19087}}^1$

素因数の和:19108

約数の個数: 40

約数和(自身を含む): 55431552

約数和(自身を除く): 33786894

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 81, 126, 162, 189, 378, 567, 1134, 19087, 38174, 57261, 114522, 133609, 171783, 267218, 343566, 400827, 515349, 801654, 1030698, 1202481, 1546047, 2404962, 3092094, 3607443, 7214886, 10822329, 21644658]

約数ペア:

[(1, 21644658), (2, 10822329), (3, 7214886), (6, 3607443), (7, 3092094), (9, 2404962), (14, 1546047), (18, 1202481), (21, 1030698), (27, 801654), (42, 515349), (54, 400827), (63, 343566), (81, 267218), (126, 171783), (162, 133609), (189, 114522), (378, 57261), (567, 38174), (1134, 19087)]