21934781248

素因数分解:

$2^6\times {\mathrm{409}}^1\times {\mathrm{863}}^1\times {\mathrm{971}}^1$

素因数の和:2255

約数の個数: 56

約数和(自身を含む): 43728802560

約数和(自身を除く): 21794021312

約数列:

[1, 2, 4, 8, 16, 32, 64, 409, 818, 863, 971, 1636, 1726, 1942, 3272, 3452, 3884, 6544, 6904, 7768, 13088, 13808, 15536, 26176, 27616, 31072, 55232, 62144, 352967, 397139, 705934, 794278, 837973, 1411868, 1588556, 1675946, 2823736, 3177112, 3351892, 5647472, 6354224, 6703784, 11294944, 12708448, 13407568, 22589888, 25416896, 26815136, 53630272, 342730957, 685461914, 1370923828, 2741847656, 5483695312, 10967390624, 21934781248]

約数ペア:

[(1, 21934781248), (2, 10967390624), (4, 5483695312), (8, 2741847656), (16, 1370923828), (32, 685461914), (64, 342730957), (409, 53630272), (818, 26815136), (863, 25416896), (971, 22589888), (1636, 13407568), (1726, 12708448), (1942, 11294944), (3272, 6703784), (3452, 6354224), (3884, 5647472), (6544, 3351892), (6904, 3177112), (7768, 2823736), (13088, 1675946), (13808, 1588556), (15536, 1411868), (26176, 837973), (27616, 794278), (31072, 705934), (55232, 397139), (62144, 352967)]