21101700

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{2269}}^1$

素因数の和:2317

約数の個数: 72

約数和(自身を含む): 63051520

約数和(自身を除く): 41949820

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 31, 50, 60, 62, 75, 93, 100, 124, 150, 155, 186, 300, 310, 372, 465, 620, 775, 930, 1550, 1860, 2269, 2325, 3100, 4538, 4650, 6807, 9076, 9300, 11345, 13614, 22690, 27228, 34035, 45380, 56725, 68070, 70339, 113450, 136140, 140678, 170175, 211017, 226900, 281356, 340350, 351695, 422034, 680700, 703390, 844068, 1055085, 1406780, 1758475, 2110170, 3516950, 4220340, 5275425, 7033900, 10550850, 21101700]

約数ペア:

[(1, 21101700), (2, 10550850), (3, 7033900), (4, 5275425), (5, 4220340), (6, 3516950), (10, 2110170), (12, 1758475), (15, 1406780), (20, 1055085), (25, 844068), (30, 703390), (31, 680700), (50, 422034), (60, 351695), (62, 340350), (75, 281356), (93, 226900), (100, 211017), (124, 170175), (150, 140678), (155, 136140), (186, 113450), (300, 70339), (310, 68070), (372, 56725), (465, 45380), (620, 34035), (775, 27228), (930, 22690), (1550, 13614), (1860, 11345), (2269, 9300), (2325, 9076), (3100, 6807), (4538, 4650)]