21971736

素因数分解:

$2^3\times 3^4\times {\mathrm{41}}^1\times {\mathrm{827}}^1$

素因数の和:886

約数の個数: 80

約数和(自身を含む): 63118440

約数和(自身を除く): 41146704

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 41, 54, 72, 81, 82, 108, 123, 162, 164, 216, 246, 324, 328, 369, 492, 648, 738, 827, 984, 1107, 1476, 1654, 2214, 2481, 2952, 3308, 3321, 4428, 4962, 6616, 6642, 7443, 8856, 9924, 13284, 14886, 19848, 22329, 26568, 29772, 33907, 44658, 59544, 66987, 67814, 89316, 101721, 133974, 135628, 178632, 203442, 267948, 271256, 305163, 406884, 535896, 610326, 813768, 915489, 1220652, 1830978, 2441304, 2746467, 3661956, 5492934, 7323912, 10985868, 21971736]

約数ペア:

[(1, 21971736), (2, 10985868), (3, 7323912), (4, 5492934), (6, 3661956), (8, 2746467), (9, 2441304), (12, 1830978), (18, 1220652), (24, 915489), (27, 813768), (36, 610326), (41, 535896), (54, 406884), (72, 305163), (81, 271256), (82, 267948), (108, 203442), (123, 178632), (162, 135628), (164, 133974), (216, 101721), (246, 89316), (324, 67814), (328, 66987), (369, 59544), (492, 44658), (648, 33907), (738, 29772), (827, 26568), (984, 22329), (1107, 19848), (1476, 14886), (1654, 13284), (2214, 9924), (2481, 8856), (2952, 7443), (3308, 6642), (3321, 6616), (4428, 4962)]