21233954

素因数分解:

$2^1\times 7^2\times {\mathrm{389}}^1\times {\mathrm{557}}^1$

素因数の和:962

約数の個数: 24

約数和(自身を含む): 37213020

約数和(自身を除く): 15979066

約数列:

[1, 2, 7, 14, 49, 98, 389, 557, 778, 1114, 2723, 3899, 5446, 7798, 19061, 27293, 38122, 54586, 216673, 433346, 1516711, 3033422, 10616977, 21233954]

約数ペア:

[(1, 21233954), (2, 10616977), (7, 3033422), (14, 1516711), (49, 433346), (98, 216673), (389, 54586), (557, 38122), (778, 27293), (1114, 19061), (2723, 7798), (3899, 5446)]