21619986

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{3109}}^1$

素因数の和:3194

約数の個数: 32

約数和(自身を含む): 46276800

約数和(自身を除く): 24656814

約数列:

[1, 2, 3, 6, 19, 38, 57, 61, 114, 122, 183, 366, 1159, 2318, 3109, 3477, 6218, 6954, 9327, 18654, 59071, 118142, 177213, 189649, 354426, 379298, 568947, 1137894, 3603331, 7206662, 10809993, 21619986]

約数ペア:

[(1, 21619986), (2, 10809993), (3, 7206662), (6, 3603331), (19, 1137894), (38, 568947), (57, 379298), (61, 354426), (114, 189649), (122, 177213), (183, 118142), (366, 59071), (1159, 18654), (2318, 9327), (3109, 6954), (3477, 6218)]