21259428

素因数分解:

$2^2\times 3^1\times {\mathrm{31}}^1\times {\mathrm{57149}}^1$

素因数の和:57187

約数の個数: 24

約数和(自身を含む): 51206400

約数和(自身を除く): 29946972

約数列:

[1, 2, 3, 4, 6, 12, 31, 62, 93, 124, 186, 372, 57149, 114298, 171447, 228596, 342894, 685788, 1771619, 3543238, 5314857, 7086476, 10629714, 21259428]

約数ペア:

[(1, 21259428), (2, 10629714), (3, 7086476), (4, 5314857), (6, 3543238), (12, 1771619), (31, 685788), (62, 342894), (93, 228596), (124, 171447), (186, 114298), (372, 57149)]