21000879800

素因数分解:

$2^3\times 5^2\times {\mathrm{953}}^1\times {\mathrm{110183}}^1$

素因数の和:111152

約数の個数: 48

約数和(自身を含む): 48878724240

約数和(自身を除く): 27877844440

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 953, 1906, 3812, 4765, 7624, 9530, 19060, 23825, 38120, 47650, 95300, 110183, 190600, 220366, 440732, 550915, 881464, 1101830, 2203660, 2754575, 4407320, 5509150, 11018300, 22036600, 105004399, 210008798, 420017596, 525021995, 840035192, 1050043990, 2100087980, 2625109975, 4200175960, 5250219950, 10500439900, 21000879800]

約数ペア:

[(1, 21000879800), (2, 10500439900), (4, 5250219950), (5, 4200175960), (8, 2625109975), (10, 2100087980), (20, 1050043990), (25, 840035192), (40, 525021995), (50, 420017596), (100, 210008798), (200, 105004399), (953, 22036600), (1906, 11018300), (3812, 5509150), (4765, 4407320), (7624, 2754575), (9530, 2203660), (19060, 1101830), (23825, 881464), (38120, 550915), (47650, 440732), (95300, 220366), (110183, 190600)]