21434584

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{1699}}^1$

素因数の和:1807

約数の個数: 32

約数和(自身を含む): 42840000

約数和(自身を除く): 21405416

約数列:

[1, 2, 4, 8, 19, 38, 76, 83, 152, 166, 332, 664, 1577, 1699, 3154, 3398, 6308, 6796, 12616, 13592, 32281, 64562, 129124, 141017, 258248, 282034, 564068, 1128136, 2679323, 5358646, 10717292, 21434584]

約数ペア:

[(1, 21434584), (2, 10717292), (4, 5358646), (8, 2679323), (19, 1128136), (38, 564068), (76, 282034), (83, 258248), (152, 141017), (166, 129124), (332, 64562), (664, 32281), (1577, 13592), (1699, 12616), (3154, 6796), (3398, 6308)]