21535204

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{173671}}^1$

素因数の和:173706

約数の個数: 12

約数和(自身を含む): 38902528

約数和(自身を除く): 17367324

約数列:

[1, 2, 4, 31, 62, 124, 173671, 347342, 694684, 5383801, 10767602, 21535204]

約数ペア:

[(1, 21535204), (2, 10767602), (4, 5383801), (31, 694684), (62, 347342), (124, 173671)]