21876370

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{229}}^1\times {\mathrm{233}}^1$

素因数の和:510

約数の個数: 32

約数和(自身を含む): 40687920

約数和(自身を除く): 18811550

約数列:

[1, 2, 5, 10, 41, 82, 205, 229, 233, 410, 458, 466, 1145, 1165, 2290, 2330, 9389, 9553, 18778, 19106, 46945, 47765, 53357, 93890, 95530, 106714, 266785, 533570, 2187637, 4375274, 10938185, 21876370]

約数ペア:

[(1, 21876370), (2, 10938185), (5, 4375274), (10, 2187637), (41, 533570), (82, 266785), (205, 106714), (229, 95530), (233, 93890), (410, 53357), (458, 47765), (466, 46945), (1145, 19106), (1165, 18778), (2290, 9553), (2330, 9389)]