21893590

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{797}}^1$

素因数の和:912

約数の個数: 32

約数和(自身を含む): 41023584

約数和(自身を除く): 19129994

約数列:

[1, 2, 5, 10, 41, 67, 82, 134, 205, 335, 410, 670, 797, 1594, 2747, 3985, 5494, 7970, 13735, 27470, 32677, 53399, 65354, 106798, 163385, 266995, 326770, 533990, 2189359, 4378718, 10946795, 21893590]

約数ペア:

[(1, 21893590), (2, 10946795), (5, 4378718), (10, 2189359), (41, 533990), (67, 326770), (82, 266995), (134, 163385), (205, 106798), (335, 65354), (410, 53399), (670, 32677), (797, 27470), (1594, 13735), (2747, 7970), (3985, 5494)]