21194328

素因数分解:

$2^3\times 3^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{467}}^1$

素因数の和:568

約数の個数: 64

約数和(自身を含む): 55710720

約数和(自身を除く): 34516392

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 31, 61, 62, 93, 122, 124, 183, 186, 244, 248, 366, 372, 467, 488, 732, 744, 934, 1401, 1464, 1868, 1891, 2802, 3736, 3782, 5604, 5673, 7564, 11208, 11346, 14477, 15128, 22692, 28487, 28954, 43431, 45384, 56974, 57908, 85461, 86862, 113948, 115816, 170922, 173724, 227896, 341844, 347448, 683688, 883097, 1766194, 2649291, 3532388, 5298582, 7064776, 10597164, 21194328]

約数ペア:

[(1, 21194328), (2, 10597164), (3, 7064776), (4, 5298582), (6, 3532388), (8, 2649291), (12, 1766194), (24, 883097), (31, 683688), (61, 347448), (62, 341844), (93, 227896), (122, 173724), (124, 170922), (183, 115816), (186, 113948), (244, 86862), (248, 85461), (366, 57908), (372, 56974), (467, 45384), (488, 43431), (732, 28954), (744, 28487), (934, 22692), (1401, 15128), (1464, 14477), (1868, 11346), (1891, 11208), (2802, 7564), (3736, 5673), (3782, 5604)]