2021121296

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{181}}^1\times {\mathrm{673}}^1$

素因数の和:940

約数の個数: 80

約数和(自身を含む): 4243822128

約数和(自身を除く): 2222700832

約数列:

[1, 2, 4, 8, 16, 17, 34, 61, 68, 122, 136, 181, 244, 272, 362, 488, 673, 724, 976, 1037, 1346, 1448, 2074, 2692, 2896, 3077, 4148, 5384, 6154, 8296, 10768, 11041, 11441, 12308, 16592, 22082, 22882, 24616, 41053, 44164, 45764, 49232, 82106, 88328, 91528, 121813, 164212, 176656, 183056, 187697, 243626, 328424, 375394, 487252, 656848, 697901, 750788, 974504, 1395802, 1501576, 1949008, 2070821, 2791604, 3003152, 4141642, 5583208, 7430593, 8283284, 11166416, 14861186, 16566568, 29722372, 33133136, 59444744, 118889488, 126320081, 252640162, 505280324, 1010560648, 2021121296]

約数ペア:

[(1, 2021121296), (2, 1010560648), (4, 505280324), (8, 252640162), (16, 126320081), (17, 118889488), (34, 59444744), (61, 33133136), (68, 29722372), (122, 16566568), (136, 14861186), (181, 11166416), (244, 8283284), (272, 7430593), (362, 5583208), (488, 4141642), (673, 3003152), (724, 2791604), (976, 2070821), (1037, 1949008), (1346, 1501576), (1448, 1395802), (2074, 974504), (2692, 750788), (2896, 697901), (3077, 656848), (4148, 487252), (5384, 375394), (6154, 328424), (8296, 243626), (10768, 187697), (11041, 183056), (11441, 176656), (12308, 164212), (16592, 121813), (22082, 91528), (22882, 88328), (24616, 82106), (41053, 49232), (44164, 45764)]