21033030

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{83}}^1\times {\mathrm{8447}}^1$

素因数の和:8540

約数の個数: 32

約数和(自身を含む): 51093504

約数和(自身を除く): 30060474

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 83, 166, 249, 415, 498, 830, 1245, 2490, 8447, 16894, 25341, 42235, 50682, 84470, 126705, 253410, 701101, 1402202, 2103303, 3505505, 4206606, 7011010, 10516515, 21033030]

約数ペア:

[(1, 21033030), (2, 10516515), (3, 7011010), (5, 4206606), (6, 3505505), (10, 2103303), (15, 1402202), (30, 701101), (83, 253410), (166, 126705), (249, 84470), (415, 50682), (498, 42235), (830, 25341), (1245, 16894), (2490, 8447)]