21470310

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{191}}^1\times {\mathrm{1249}}^1$

素因数の和:1453

約数の個数: 48

約数和(自身を含む): 56160000

約数和(自身を除く): 34689690

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 191, 382, 573, 955, 1146, 1249, 1719, 1910, 2498, 2865, 3438, 3747, 5730, 6245, 7494, 8595, 11241, 12490, 17190, 18735, 22482, 37470, 56205, 112410, 238559, 477118, 715677, 1192795, 1431354, 2147031, 2385590, 3578385, 4294062, 7156770, 10735155, 21470310]

約数ペア:

[(1, 21470310), (2, 10735155), (3, 7156770), (5, 4294062), (6, 3578385), (9, 2385590), (10, 2147031), (15, 1431354), (18, 1192795), (30, 715677), (45, 477118), (90, 238559), (191, 112410), (382, 56205), (573, 37470), (955, 22482), (1146, 18735), (1249, 17190), (1719, 12490), (1910, 11241), (2498, 8595), (2865, 7494), (3438, 6245), (3747, 5730)]