21365234

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{647}}^1$

素因数の和:758

約数の個数: 32

約数和(自身を含む): 37324800

約数和(自身を除く): 15959566

約数列:

[1, 2, 11, 19, 22, 38, 79, 158, 209, 418, 647, 869, 1294, 1501, 1738, 3002, 7117, 12293, 14234, 16511, 24586, 33022, 51113, 102226, 135223, 270446, 562243, 971147, 1124486, 1942294, 10682617, 21365234]

約数ペア:

[(1, 21365234), (2, 10682617), (11, 1942294), (19, 1124486), (22, 971147), (38, 562243), (79, 270446), (158, 135223), (209, 102226), (418, 51113), (647, 33022), (869, 24586), (1294, 16511), (1501, 14234), (1738, 12293), (3002, 7117)]