21869250

素因数分解:

$2^1\times 3^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{2243}}^1$

素因数の和:2276

約数の個数: 64

約数和(自身を含む): 58810752

約数和(自身を除く): 36941502

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 25, 26, 30, 39, 50, 65, 75, 78, 125, 130, 150, 195, 250, 325, 375, 390, 650, 750, 975, 1625, 1950, 2243, 3250, 4486, 4875, 6729, 9750, 11215, 13458, 22430, 29159, 33645, 56075, 58318, 67290, 87477, 112150, 145795, 168225, 174954, 280375, 291590, 336450, 437385, 560750, 728975, 841125, 874770, 1457950, 1682250, 2186925, 3644875, 4373850, 7289750, 10934625, 21869250]

約数ペア:

[(1, 21869250), (2, 10934625), (3, 7289750), (5, 4373850), (6, 3644875), (10, 2186925), (13, 1682250), (15, 1457950), (25, 874770), (26, 841125), (30, 728975), (39, 560750), (50, 437385), (65, 336450), (75, 291590), (78, 280375), (125, 174954), (130, 168225), (150, 145795), (195, 112150), (250, 87477), (325, 67290), (375, 58318), (390, 56075), (650, 33645), (750, 29159), (975, 22430), (1625, 13458), (1950, 11215), (2243, 9750), (3250, 6729), (4486, 4875)]