21512854

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{593}}^1$

素因数の和:720

約数の個数: 32

約数和(自身を含む): 37721376

約数和(自身を除く): 16208522

約数列:

[1, 2, 11, 17, 22, 34, 97, 187, 194, 374, 593, 1067, 1186, 1649, 2134, 3298, 6523, 10081, 13046, 18139, 20162, 36278, 57521, 110891, 115042, 221782, 632731, 977857, 1265462, 1955714, 10756427, 21512854]

約数ペア:

[(1, 21512854), (2, 10756427), (11, 1955714), (17, 1265462), (22, 977857), (34, 632731), (97, 221782), (187, 115042), (194, 110891), (374, 57521), (593, 36278), (1067, 20162), (1186, 18139), (1649, 13046), (2134, 10081), (3298, 6523)]