21624954

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{5231}}^1$

素因数の和:5302

約数の個数: 32

約数和(自身を含む): 47464704

約数和(自身を除く): 25839750

約数列:

[1, 2, 3, 6, 13, 26, 39, 53, 78, 106, 159, 318, 689, 1378, 2067, 4134, 5231, 10462, 15693, 31386, 68003, 136006, 204009, 277243, 408018, 554486, 831729, 1663458, 3604159, 7208318, 10812477, 21624954]

約数ペア:

[(1, 21624954), (2, 10812477), (3, 7208318), (6, 3604159), (13, 1663458), (26, 831729), (39, 554486), (53, 408018), (78, 277243), (106, 204009), (159, 136006), (318, 68003), (689, 31386), (1378, 15693), (2067, 10462), (4134, 5231)]