21132416576

素因数分解:

$2^6\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{245863}}^1$

素因数の和:245971

約数の個数: 56

約数和(自身を含む): 44963608320

約数和(自身を除く): 23831191744

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 79, 136, 158, 272, 316, 544, 632, 1088, 1264, 1343, 2528, 2686, 5056, 5372, 10744, 21488, 42976, 85952, 245863, 491726, 983452, 1966904, 3933808, 4179671, 7867616, 8359342, 15735232, 16718684, 19423177, 33437368, 38846354, 66874736, 77692708, 133749472, 155385416, 267498944, 310770832, 330194009, 621541664, 660388018, 1243083328, 1320776036, 2641552072, 5283104144, 10566208288, 21132416576]

約数ペア:

[(1, 21132416576), (2, 10566208288), (4, 5283104144), (8, 2641552072), (16, 1320776036), (17, 1243083328), (32, 660388018), (34, 621541664), (64, 330194009), (68, 310770832), (79, 267498944), (136, 155385416), (158, 133749472), (272, 77692708), (316, 66874736), (544, 38846354), (632, 33437368), (1088, 19423177), (1264, 16718684), (1343, 15735232), (2528, 8359342), (2686, 7867616), (5056, 4179671), (5372, 3933808), (10744, 1966904), (21488, 983452), (42976, 491726), (85952, 245863)]