21624484

素因数分解:

$2^2\times 7^2\times {\mathrm{31}}^1\times {\mathrm{3559}}^1$

素因数の和:3608

約数の個数: 36

約数和(自身を含む): 45454080

約数和(自身を除く): 23829596

約数列:

[1, 2, 4, 7, 14, 28, 31, 49, 62, 98, 124, 196, 217, 434, 868, 1519, 3038, 3559, 6076, 7118, 14236, 24913, 49826, 99652, 110329, 174391, 220658, 348782, 441316, 697564, 772303, 1544606, 3089212, 5406121, 10812242, 21624484]

約数ペア:

[(1, 21624484), (2, 10812242), (4, 5406121), (7, 3089212), (14, 1544606), (28, 772303), (31, 697564), (49, 441316), (62, 348782), (98, 220658), (124, 174391), (196, 110329), (217, 99652), (434, 49826), (868, 24913), (1519, 14236), (3038, 7118), (3559, 6076)]