21943075

素因数分解:

$5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{11399}}^1$

素因数の和:11427

約数の個数: 24

約数和(自身を含む): 33926400

約数和(自身を除く): 11983325

約数列:

[1, 5, 7, 11, 25, 35, 55, 77, 175, 275, 385, 1925, 11399, 56995, 79793, 125389, 284975, 398965, 626945, 877723, 1994825, 3134725, 4388615, 21943075]

約数ペア:

[(1, 21943075), (5, 4388615), (7, 3134725), (11, 1994825), (25, 877723), (35, 626945), (55, 398965), (77, 284975), (175, 125389), (275, 79793), (385, 56995), (1925, 11399)]