21259848

素因数分解:

$2^3\times 3^1\times {\mathrm{79}}^1\times {\mathrm{11213}}^1$

素因数の和:11301

約数の個数: 32

約数和(自身を含む): 53827200

約数和(自身を除く): 32567352

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 79, 158, 237, 316, 474, 632, 948, 1896, 11213, 22426, 33639, 44852, 67278, 89704, 134556, 269112, 885827, 1771654, 2657481, 3543308, 5314962, 7086616, 10629924, 21259848]

約数ペア:

[(1, 21259848), (2, 10629924), (3, 7086616), (4, 5314962), (6, 3543308), (8, 2657481), (12, 1771654), (24, 885827), (79, 269112), (158, 134556), (237, 89704), (316, 67278), (474, 44852), (632, 33639), (948, 22426), (1896, 11213)]