21960324

素因数分解:

$2^2\times 3^2\times {\mathrm{307}}^1\times {\mathrm{1987}}^1$

素因数の和:2304

約数の個数: 36

約数和(自身を含む): 55719664

約数和(自身を除く): 33759340

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 307, 614, 921, 1228, 1842, 1987, 2763, 3684, 3974, 5526, 5961, 7948, 11052, 11922, 17883, 23844, 35766, 71532, 610009, 1220018, 1830027, 2440036, 3660054, 5490081, 7320108, 10980162, 21960324]

約数ペア:

[(1, 21960324), (2, 10980162), (3, 7320108), (4, 5490081), (6, 3660054), (9, 2440036), (12, 1830027), (18, 1220018), (36, 610009), (307, 71532), (614, 35766), (921, 23844), (1228, 17883), (1842, 11922), (1987, 11052), (2763, 7948), (3684, 5961), (3974, 5526)]