21491424

素因数分解:

$2^5\times 3^2\times {\mathrm{74623}}^1$

素因数の和:74639

約数の個数: 36

約数和(自身を含む): 61117056

約数和(自身を除く): 39625632

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 288, 74623, 149246, 223869, 298492, 447738, 596984, 671607, 895476, 1193968, 1343214, 1790952, 2387936, 2686428, 3581904, 5372856, 7163808, 10745712, 21491424]

約数ペア:

[(1, 21491424), (2, 10745712), (3, 7163808), (4, 5372856), (6, 3581904), (8, 2686428), (9, 2387936), (12, 1790952), (16, 1343214), (18, 1193968), (24, 895476), (32, 671607), (36, 596984), (48, 447738), (72, 298492), (96, 223869), (144, 149246), (288, 74623)]