21251304

素因数分解:

$2^3\times 3^2\times {\mathrm{53}}^1\times {\mathrm{5569}}^1$

素因数の和:5634

約数の個数: 48

約数和(自身を含む): 58652100

約数和(自身を除く): 37400796

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 53, 72, 106, 159, 212, 318, 424, 477, 636, 954, 1272, 1908, 3816, 5569, 11138, 16707, 22276, 33414, 44552, 50121, 66828, 100242, 133656, 200484, 295157, 400968, 590314, 885471, 1180628, 1770942, 2361256, 2656413, 3541884, 5312826, 7083768, 10625652, 21251304]

約数ペア:

[(1, 21251304), (2, 10625652), (3, 7083768), (4, 5312826), (6, 3541884), (8, 2656413), (9, 2361256), (12, 1770942), (18, 1180628), (24, 885471), (36, 590314), (53, 400968), (72, 295157), (106, 200484), (159, 133656), (212, 100242), (318, 66828), (424, 50121), (477, 44552), (636, 33414), (954, 22276), (1272, 16707), (1908, 11138), (3816, 5569)]