21356692

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{44867}}^1$

素因数の和:44895

約数の個数: 24

約数和(自身を含む): 45226944

約数和(自身を除く): 23870252

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 68, 119, 238, 476, 44867, 89734, 179468, 314069, 628138, 762739, 1256276, 1525478, 3050956, 5339173, 10678346, 21356692]

約数ペア:

[(1, 21356692), (2, 10678346), (4, 5339173), (7, 3050956), (14, 1525478), (17, 1256276), (28, 762739), (34, 628138), (68, 314069), (119, 179468), (238, 89734), (476, 44867)]