21255150

素因数分解:

$2^1\times 3^1\times 5^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{653}}^1$

素因数の和:706

約数の個数: 96

約数和(自身を含む): 62281728

約数和(自身を除く): 41026578

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 25, 30, 31, 35, 42, 50, 62, 70, 75, 93, 105, 150, 155, 175, 186, 210, 217, 310, 350, 434, 465, 525, 651, 653, 775, 930, 1050, 1085, 1302, 1306, 1550, 1959, 2170, 2325, 3255, 3265, 3918, 4571, 4650, 5425, 6510, 6530, 9142, 9795, 10850, 13713, 16275, 16325, 19590, 20243, 22855, 27426, 32550, 32650, 40486, 45710, 48975, 60729, 68565, 97950, 101215, 114275, 121458, 137130, 141701, 202430, 228550, 283402, 303645, 342825, 425103, 506075, 607290, 685650, 708505, 850206, 1012150, 1417010, 1518225, 2125515, 3036450, 3542525, 4251030, 7085050, 10627575, 21255150]

約数ペア:

[(1, 21255150), (2, 10627575), (3, 7085050), (5, 4251030), (6, 3542525), (7, 3036450), (10, 2125515), (14, 1518225), (15, 1417010), (21, 1012150), (25, 850206), (30, 708505), (31, 685650), (35, 607290), (42, 506075), (50, 425103), (62, 342825), (70, 303645), (75, 283402), (93, 228550), (105, 202430), (150, 141701), (155, 137130), (175, 121458), (186, 114275), (210, 101215), (217, 97950), (310, 68565), (350, 60729), (434, 48975), (465, 45710), (525, 40486), (651, 32650), (653, 32550), (775, 27426), (930, 22855), (1050, 20243), (1085, 19590), (1302, 16325), (1306, 16275), (1550, 13713), (1959, 10850), (2170, 9795), (2325, 9142), (3255, 6530), (3265, 6510), (3918, 5425), (4571, 4650)]