21796715536

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{491}}^1\times {\mathrm{89501}}^1$

素因数の和:90031

約数の個数: 40

約数和(自身を含む): 43682704128

約数和(自身を除く): 21885988592

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 491, 496, 982, 1964, 3928, 7856, 15221, 30442, 60884, 89501, 121768, 179002, 243536, 358004, 716008, 1432016, 2774531, 5549062, 11098124, 22196248, 43944991, 44392496, 87889982, 175779964, 351559928, 703119856, 1362294721, 2724589442, 5449178884, 10898357768, 21796715536]

約数ペア:

[(1, 21796715536), (2, 10898357768), (4, 5449178884), (8, 2724589442), (16, 1362294721), (31, 703119856), (62, 351559928), (124, 175779964), (248, 87889982), (491, 44392496), (496, 43944991), (982, 22196248), (1964, 11098124), (3928, 5549062), (7856, 2774531), (15221, 1432016), (30442, 716008), (60884, 358004), (89501, 243536), (121768, 179002)]