21341912

素因数分解:

$2^3\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{1373}}^1$

素因数の和:1475

約数の個数: 32

約数和(自身を含む): 42044400

約数和(自身を除く): 20702488

約数列:

[1, 2, 4, 8, 29, 58, 67, 116, 134, 232, 268, 536, 1373, 1943, 2746, 3886, 5492, 7772, 10984, 15544, 39817, 79634, 91991, 159268, 183982, 318536, 367964, 735928, 2667739, 5335478, 10670956, 21341912]

約数ペア:

[(1, 21341912), (2, 10670956), (4, 5335478), (8, 2667739), (29, 735928), (58, 367964), (67, 318536), (116, 183982), (134, 159268), (232, 91991), (268, 79634), (536, 39817), (1373, 15544), (1943, 10984), (2746, 7772), (3886, 5492)]