21099300

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{53}}^1\times {\mathrm{1327}}^1$

素因数の和:1397

約数の個数: 72

約数和(自身を含む): 62246016

約数和(自身を除く): 41146716

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 53, 60, 75, 100, 106, 150, 159, 212, 265, 300, 318, 530, 636, 795, 1060, 1325, 1327, 1590, 2650, 2654, 3180, 3975, 3981, 5300, 5308, 6635, 7950, 7962, 13270, 15900, 15924, 19905, 26540, 33175, 39810, 66350, 70331, 79620, 99525, 132700, 140662, 199050, 210993, 281324, 351655, 398100, 421986, 703310, 843972, 1054965, 1406620, 1758275, 2109930, 3516550, 4219860, 5274825, 7033100, 10549650, 21099300]

約数ペア:

[(1, 21099300), (2, 10549650), (3, 7033100), (4, 5274825), (5, 4219860), (6, 3516550), (10, 2109930), (12, 1758275), (15, 1406620), (20, 1054965), (25, 843972), (30, 703310), (50, 421986), (53, 398100), (60, 351655), (75, 281324), (100, 210993), (106, 199050), (150, 140662), (159, 132700), (212, 99525), (265, 79620), (300, 70331), (318, 66350), (530, 39810), (636, 33175), (795, 26540), (1060, 19905), (1325, 15924), (1327, 15900), (1590, 13270), (2650, 7962), (2654, 7950), (3180, 6635), (3975, 5308), (3981, 5300)]