21774308

素因数分解:

$2^2\times {\mathrm{53}}^1\times {\mathrm{271}}^1\times {\mathrm{379}}^1$

素因数の和:707

約数の個数: 24

約数和(自身を含む): 39070080

約数和(自身を除く): 17295772

約数列:

[1, 2, 4, 53, 106, 212, 271, 379, 542, 758, 1084, 1516, 14363, 20087, 28726, 40174, 57452, 80348, 102709, 205418, 410836, 5443577, 10887154, 21774308]

約数ペア:

[(1, 21774308), (2, 10887154), (4, 5443577), (53, 410836), (106, 205418), (212, 102709), (271, 80348), (379, 57452), (542, 40174), (758, 28726), (1084, 20087), (1516, 14363)]