21173630

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{1201}}^1$

素因数の和:1292

約数の個数: 32

約数和(自身を含む): 39983328

約数和(自身を除く): 18809698

約数列:

[1, 2, 5, 10, 41, 43, 82, 86, 205, 215, 410, 430, 1201, 1763, 2402, 3526, 6005, 8815, 12010, 17630, 49241, 51643, 98482, 103286, 246205, 258215, 492410, 516430, 2117363, 4234726, 10586815, 21173630]

約数ペア:

[(1, 21173630), (2, 10586815), (5, 4234726), (10, 2117363), (41, 516430), (43, 492410), (82, 258215), (86, 246205), (205, 103286), (215, 98482), (410, 51643), (430, 49241), (1201, 17630), (1763, 12010), (2402, 8815), (3526, 6005)]