21795300

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{61}}^1\times {\mathrm{397}}^1$

素因数の和:478

約数の個数: 108

約数和(自身を含む): 69610996

約数和(自身を除く): 47815696

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 36, 45, 50, 60, 61, 75, 90, 100, 122, 150, 180, 183, 225, 244, 300, 305, 366, 397, 450, 549, 610, 732, 794, 900, 915, 1098, 1191, 1220, 1525, 1588, 1830, 1985, 2196, 2382, 2745, 3050, 3573, 3660, 3970, 4575, 4764, 5490, 5955, 6100, 7146, 7940, 9150, 9925, 10980, 11910, 13725, 14292, 17865, 18300, 19850, 23820, 24217, 27450, 29775, 35730, 39700, 48434, 54900, 59550, 71460, 72651, 89325, 96868, 119100, 121085, 145302, 178650, 217953, 242170, 290604, 357300, 363255, 435906, 484340, 605425, 726510, 871812, 1089765, 1210850, 1453020, 1816275, 2179530, 2421700, 3632550, 4359060, 5448825, 7265100, 10897650, 21795300]

約数ペア:

[(1, 21795300), (2, 10897650), (3, 7265100), (4, 5448825), (5, 4359060), (6, 3632550), (9, 2421700), (10, 2179530), (12, 1816275), (15, 1453020), (18, 1210850), (20, 1089765), (25, 871812), (30, 726510), (36, 605425), (45, 484340), (50, 435906), (60, 363255), (61, 357300), (75, 290604), (90, 242170), (100, 217953), (122, 178650), (150, 145302), (180, 121085), (183, 119100), (225, 96868), (244, 89325), (300, 72651), (305, 71460), (366, 59550), (397, 54900), (450, 48434), (549, 39700), (610, 35730), (732, 29775), (794, 27450), (900, 24217), (915, 23820), (1098, 19850), (1191, 18300), (1220, 17865), (1525, 14292), (1588, 13725), (1830, 11910), (1985, 10980), (2196, 9925), (2382, 9150), (2745, 7940), (3050, 7146), (3573, 6100), (3660, 5955), (3970, 5490), (4575, 4764)]