21436500

素因数分解:

$2^2\times 3^1\times 5^3\times {\mathrm{31}}^1\times {\mathrm{461}}^1$

素因数の和:514

約数の個数: 96

約数和(自身を含む): 64576512

約数和(自身を除く): 43140012

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 31, 50, 60, 62, 75, 93, 100, 124, 125, 150, 155, 186, 250, 300, 310, 372, 375, 461, 465, 500, 620, 750, 775, 922, 930, 1383, 1500, 1550, 1844, 1860, 2305, 2325, 2766, 3100, 3875, 4610, 4650, 5532, 6915, 7750, 9220, 9300, 11525, 11625, 13830, 14291, 15500, 23050, 23250, 27660, 28582, 34575, 42873, 46100, 46500, 57164, 57625, 69150, 71455, 85746, 115250, 138300, 142910, 171492, 172875, 214365, 230500, 285820, 345750, 357275, 428730, 691500, 714550, 857460, 1071825, 1429100, 1786375, 2143650, 3572750, 4287300, 5359125, 7145500, 10718250, 21436500]

約数ペア:

[(1, 21436500), (2, 10718250), (3, 7145500), (4, 5359125), (5, 4287300), (6, 3572750), (10, 2143650), (12, 1786375), (15, 1429100), (20, 1071825), (25, 857460), (30, 714550), (31, 691500), (50, 428730), (60, 357275), (62, 345750), (75, 285820), (93, 230500), (100, 214365), (124, 172875), (125, 171492), (150, 142910), (155, 138300), (186, 115250), (250, 85746), (300, 71455), (310, 69150), (372, 57625), (375, 57164), (461, 46500), (465, 46100), (500, 42873), (620, 34575), (750, 28582), (775, 27660), (922, 23250), (930, 23050), (1383, 15500), (1500, 14291), (1550, 13830), (1844, 11625), (1860, 11525), (2305, 9300), (2325, 9220), (2766, 7750), (3100, 6915), (3875, 5532), (4610, 4650)]