21032838

素因数分解:

$2^1\times 3^3\times {\mathrm{53}}^1\times {\mathrm{7349}}^1$

素因数の和:7413

約数の個数: 32

約数和(自身を含む): 47628000

約数和(自身を除く): 26595162

約数列:

[1, 2, 3, 6, 9, 18, 27, 53, 54, 106, 159, 318, 477, 954, 1431, 2862, 7349, 14698, 22047, 44094, 66141, 132282, 198423, 389497, 396846, 778994, 1168491, 2336982, 3505473, 7010946, 10516419, 21032838]

約数ペア:

[(1, 21032838), (2, 10516419), (3, 7010946), (6, 3505473), (9, 2336982), (18, 1168491), (27, 778994), (53, 396846), (54, 389497), (106, 198423), (159, 132282), (318, 66141), (477, 44094), (954, 22047), (1431, 14698), (2862, 7349)]