21293718

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{151}}^1\times {\mathrm{1237}}^1$

素因数の和:1412

約数の個数: 32

約数和(自身を含む): 45162240

約数和(自身を除く): 23868522

約数列:

[1, 2, 3, 6, 19, 38, 57, 114, 151, 302, 453, 906, 1237, 2474, 2869, 3711, 5738, 7422, 8607, 17214, 23503, 47006, 70509, 141018, 186787, 373574, 560361, 1120722, 3548953, 7097906, 10646859, 21293718]

約数ペア:

[(1, 21293718), (2, 10646859), (3, 7097906), (6, 3548953), (19, 1120722), (38, 560361), (57, 373574), (114, 186787), (151, 141018), (302, 70509), (453, 47006), (906, 23503), (1237, 17214), (2474, 8607), (2869, 7422), (3711, 5738)]