21293100

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{59}}^1\times {\mathrm{401}}^1$

素因数の和:480

約数の個数: 108

約数和(自身を含む): 68042520

約数和(自身を除く): 46749420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 36, 45, 50, 59, 60, 75, 90, 100, 118, 150, 177, 180, 225, 236, 295, 300, 354, 401, 450, 531, 590, 708, 802, 885, 900, 1062, 1180, 1203, 1475, 1604, 1770, 2005, 2124, 2406, 2655, 2950, 3540, 3609, 4010, 4425, 4812, 5310, 5900, 6015, 7218, 8020, 8850, 10025, 10620, 12030, 13275, 14436, 17700, 18045, 20050, 23659, 24060, 26550, 30075, 36090, 40100, 47318, 53100, 60150, 70977, 72180, 90225, 94636, 118295, 120300, 141954, 180450, 212931, 236590, 283908, 354885, 360900, 425862, 473180, 591475, 709770, 851724, 1064655, 1182950, 1419540, 1774425, 2129310, 2365900, 3548850, 4258620, 5323275, 7097700, 10646550, 21293100]

約数ペア:

[(1, 21293100), (2, 10646550), (3, 7097700), (4, 5323275), (5, 4258620), (6, 3548850), (9, 2365900), (10, 2129310), (12, 1774425), (15, 1419540), (18, 1182950), (20, 1064655), (25, 851724), (30, 709770), (36, 591475), (45, 473180), (50, 425862), (59, 360900), (60, 354885), (75, 283908), (90, 236590), (100, 212931), (118, 180450), (150, 141954), (177, 120300), (180, 118295), (225, 94636), (236, 90225), (295, 72180), (300, 70977), (354, 60150), (401, 53100), (450, 47318), (531, 40100), (590, 36090), (708, 30075), (802, 26550), (885, 24060), (900, 23659), (1062, 20050), (1180, 18045), (1203, 17700), (1475, 14436), (1604, 13275), (1770, 12030), (2005, 10620), (2124, 10025), (2406, 8850), (2655, 8020), (2950, 7218), (3540, 6015), (3609, 5900), (4010, 5310), (4425, 4812)]