21605730

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{83}}^1\times {\mathrm{8677}}^1$

素因数の和:8770

約数の個数: 32

約数和(自身を含む): 52484544

約数和(自身を除く): 30878814

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 83, 166, 249, 415, 498, 830, 1245, 2490, 8677, 17354, 26031, 43385, 52062, 86770, 130155, 260310, 720191, 1440382, 2160573, 3600955, 4321146, 7201910, 10802865, 21605730]

約数ペア:

[(1, 21605730), (2, 10802865), (3, 7201910), (5, 4321146), (6, 3600955), (10, 2160573), (15, 1440382), (30, 720191), (83, 260310), (166, 130155), (249, 86770), (415, 52062), (498, 43385), (830, 26031), (1245, 17354), (2490, 8677)]