20921137056

素因数分解:

$2^5\times 3^3\times {\mathrm{4397}}^1\times {\mathrm{5507}}^1$

素因数の和:9923

約数の個数: 96

約数和(自身を含む): 61044943680

約数和(自身を除く): 40123806624

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 72, 96, 108, 144, 216, 288, 432, 864, 4397, 5507, 8794, 11014, 13191, 16521, 17588, 22028, 26382, 33042, 35176, 39573, 44056, 49563, 52764, 66084, 70352, 79146, 88112, 99126, 105528, 118719, 132168, 140704, 148689, 158292, 176224, 198252, 211056, 237438, 264336, 297378, 316584, 396504, 422112, 474876, 528672, 594756, 633168, 793008, 949752, 1189512, 1266336, 1586016, 1899504, 2379024, 3799008, 4758048, 24214279, 48428558, 72642837, 96857116, 145285674, 193714232, 217928511, 290571348, 387428464, 435857022, 581142696, 653785533, 774856928, 871714044, 1162285392, 1307571066, 1743428088, 2324570784, 2615142132, 3486856176, 5230284264, 6973712352, 10460568528, 20921137056]

約数ペア:

[(1, 20921137056), (2, 10460568528), (3, 6973712352), (4, 5230284264), (6, 3486856176), (8, 2615142132), (9, 2324570784), (12, 1743428088), (16, 1307571066), (18, 1162285392), (24, 871714044), (27, 774856928), (32, 653785533), (36, 581142696), (48, 435857022), (54, 387428464), (72, 290571348), (96, 217928511), (108, 193714232), (144, 145285674), (216, 96857116), (288, 72642837), (432, 48428558), (864, 24214279), (4397, 4758048), (5507, 3799008), (8794, 2379024), (11014, 1899504), (13191, 1586016), (16521, 1266336), (17588, 1189512), (22028, 949752), (26382, 793008), (33042, 633168), (35176, 594756), (39573, 528672), (44056, 474876), (49563, 422112), (52764, 396504), (66084, 316584), (70352, 297378), (79146, 264336), (88112, 237438), (99126, 211056), (105528, 198252), (118719, 176224), (132168, 158292), (140704, 148689)]