21930558

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{3559}}^1$

素因数の和:3656

約数の個数: 32

約数和(自身を含む): 47846400

約数和(自身を除く): 25915842

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 79, 158, 237, 474, 1027, 2054, 3081, 3559, 6162, 7118, 10677, 21354, 46267, 92534, 138801, 277602, 281161, 562322, 843483, 1686966, 3655093, 7310186, 10965279, 21930558]

約数ペア:

[(1, 21930558), (2, 10965279), (3, 7310186), (6, 3655093), (13, 1686966), (26, 843483), (39, 562322), (78, 281161), (79, 277602), (158, 138801), (237, 92534), (474, 46267), (1027, 21354), (2054, 10677), (3081, 7118), (3559, 6162)]