21332156944

素因数分解:

$2^4\times 7^1\times {\mathrm{73}}^1\times {\mathrm{1129}}^1\times {\mathrm{2311}}^1$

素因数の和:3528

約数の個数: 80

約数和(自身を含む): 47945701120

約数和(自身を除く): 26613544176

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 73, 112, 146, 292, 511, 584, 1022, 1129, 1168, 2044, 2258, 2311, 4088, 4516, 4622, 7903, 8176, 9032, 9244, 15806, 16177, 18064, 18488, 31612, 32354, 36976, 63224, 64708, 82417, 126448, 129416, 164834, 168703, 258832, 329668, 337406, 576919, 659336, 674812, 1153838, 1180921, 1318672, 1349624, 2307676, 2361842, 2609119, 2699248, 4615352, 4723684, 5218238, 9230704, 9447368, 10436476, 18263833, 18894736, 20872952, 36527666, 41745904, 73055332, 146110664, 190465687, 292221328, 380931374, 761862748, 1333259809, 1523725496, 2666519618, 3047450992, 5333039236, 10666078472, 21332156944]

約数ペア:

[(1, 21332156944), (2, 10666078472), (4, 5333039236), (7, 3047450992), (8, 2666519618), (14, 1523725496), (16, 1333259809), (28, 761862748), (56, 380931374), (73, 292221328), (112, 190465687), (146, 146110664), (292, 73055332), (511, 41745904), (584, 36527666), (1022, 20872952), (1129, 18894736), (1168, 18263833), (2044, 10436476), (2258, 9447368), (2311, 9230704), (4088, 5218238), (4516, 4723684), (4622, 4615352), (7903, 2699248), (8176, 2609119), (9032, 2361842), (9244, 2307676), (15806, 1349624), (16177, 1318672), (18064, 1180921), (18488, 1153838), (31612, 674812), (32354, 659336), (36976, 576919), (63224, 337406), (64708, 329668), (82417, 258832), (126448, 168703), (129416, 164834)]