21660216

素因数分解:

$2^3\times 3^1\times {\mathrm{29}}^1\times {\mathrm{31121}}^1$

素因数の和:31159

約数の個数: 32

約数和(自身を含む): 56019600

約数和(自身を除く): 34359384

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 29, 58, 87, 116, 174, 232, 348, 696, 31121, 62242, 93363, 124484, 186726, 248968, 373452, 746904, 902509, 1805018, 2707527, 3610036, 5415054, 7220072, 10830108, 21660216]

約数ペア:

[(1, 21660216), (2, 10830108), (3, 7220072), (4, 5415054), (6, 3610036), (8, 2707527), (12, 1805018), (24, 902509), (29, 746904), (58, 373452), (87, 248968), (116, 186726), (174, 124484), (232, 93363), (348, 62242), (696, 31121)]