21831750

素因数分解:

$2^1\times 3^2\times 5^3\times {\mathrm{31}}^1\times {\mathrm{313}}^1$

素因数の和:367

約数の個数: 96

約数和(自身を含む): 61132032

約数和(自身を除く): 39300282

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 30, 31, 45, 50, 62, 75, 90, 93, 125, 150, 155, 186, 225, 250, 279, 310, 313, 375, 450, 465, 558, 626, 750, 775, 930, 939, 1125, 1395, 1550, 1565, 1878, 2250, 2325, 2790, 2817, 3130, 3875, 4650, 4695, 5634, 6975, 7750, 7825, 9390, 9703, 11625, 13950, 14085, 15650, 19406, 23250, 23475, 28170, 29109, 34875, 39125, 46950, 48515, 58218, 69750, 70425, 78250, 87327, 97030, 117375, 140850, 145545, 174654, 234750, 242575, 291090, 352125, 436635, 485150, 704250, 727725, 873270, 1212875, 1455450, 2183175, 2425750, 3638625, 4366350, 7277250, 10915875, 21831750]

約数ペア:

[(1, 21831750), (2, 10915875), (3, 7277250), (5, 4366350), (6, 3638625), (9, 2425750), (10, 2183175), (15, 1455450), (18, 1212875), (25, 873270), (30, 727725), (31, 704250), (45, 485150), (50, 436635), (62, 352125), (75, 291090), (90, 242575), (93, 234750), (125, 174654), (150, 145545), (155, 140850), (186, 117375), (225, 97030), (250, 87327), (279, 78250), (310, 70425), (313, 69750), (375, 58218), (450, 48515), (465, 46950), (558, 39125), (626, 34875), (750, 29109), (775, 28170), (930, 23475), (939, 23250), (1125, 19406), (1395, 15650), (1550, 14085), (1565, 13950), (1878, 11625), (2250, 9703), (2325, 9390), (2790, 7825), (2817, 7750), (3130, 6975), (3875, 5634), (4650, 4695)]