21673498

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{211}}^1$

素因数の和:283

約数の個数: 64

約数和(自身を含む): 43960320

約数和(自身を除く): 22286822

約数列:

[1, 2, 7, 11, 14, 22, 23, 29, 46, 58, 77, 154, 161, 203, 211, 253, 319, 322, 406, 422, 506, 638, 667, 1334, 1477, 1771, 2233, 2321, 2954, 3542, 4466, 4642, 4669, 4853, 6119, 7337, 9338, 9706, 12238, 14674, 16247, 32494, 33971, 42833, 51359, 53383, 67309, 67942, 85666, 102718, 106766, 134618, 140737, 281474, 373681, 471163, 747362, 942326, 985159, 1548107, 1970318, 3096214, 10836749, 21673498]

約数ペア:

[(1, 21673498), (2, 10836749), (7, 3096214), (11, 1970318), (14, 1548107), (22, 985159), (23, 942326), (29, 747362), (46, 471163), (58, 373681), (77, 281474), (154, 140737), (161, 134618), (203, 106766), (211, 102718), (253, 85666), (319, 67942), (322, 67309), (406, 53383), (422, 51359), (506, 42833), (638, 33971), (667, 32494), (1334, 16247), (1477, 14674), (1771, 12238), (2233, 9706), (2321, 9338), (2954, 7337), (3542, 6119), (4466, 4853), (4642, 4669)]