21734986

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{307}}^1\times {\mathrm{389}}^1$

素因数の和:718

約数の個数: 32

約数和(自身を含む): 40360320

約数和(自身を除く): 18625334

約数列:

[1, 2, 7, 13, 14, 26, 91, 182, 307, 389, 614, 778, 2149, 2723, 3991, 4298, 5057, 5446, 7982, 10114, 27937, 35399, 55874, 70798, 119423, 238846, 835961, 1552499, 1671922, 3104998, 10867493, 21734986]

約数ペア:

[(1, 21734986), (2, 10867493), (7, 3104998), (13, 1671922), (14, 1552499), (26, 835961), (91, 238846), (182, 119423), (307, 70798), (389, 55874), (614, 35399), (778, 27937), (2149, 10114), (2723, 7982), (3991, 5446), (4298, 5057)]