21007029200

素因数分解:

$2^4\times 5^2\times {\mathrm{17}}^1\times {\mathrm{3089269}}^1$

素因数の和:3089304

約数の個数: 60

約数和(自身を含む): 53438192460

約数和(自身を除く): 32431163260

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 25, 34, 40, 50, 68, 80, 85, 100, 136, 170, 200, 272, 340, 400, 425, 680, 850, 1360, 1700, 3400, 6800, 3089269, 6178538, 12357076, 15446345, 24714152, 30892690, 49428304, 52517573, 61785380, 77231725, 105035146, 123570760, 154463450, 210070292, 247141520, 262587865, 308926900, 420140584, 525175730, 617853800, 840281168, 1050351460, 1235707600, 1312939325, 2100702920, 2625878650, 4201405840, 5251757300, 10503514600, 21007029200]

約数ペア:

[(1, 21007029200), (2, 10503514600), (4, 5251757300), (5, 4201405840), (8, 2625878650), (10, 2100702920), (16, 1312939325), (17, 1235707600), (20, 1050351460), (25, 840281168), (34, 617853800), (40, 525175730), (50, 420140584), (68, 308926900), (80, 262587865), (85, 247141520), (100, 210070292), (136, 154463450), (170, 123570760), (200, 105035146), (272, 77231725), (340, 61785380), (400, 52517573), (425, 49428304), (680, 30892690), (850, 24714152), (1360, 15446345), (1700, 12357076), (3400, 6178538), (6800, 3089269)]