21815427599

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{647}}^1\times {\mathrm{4229}}^1$

素因数の和:4967

約数の個数: 32

約数和(自身を含む): 26840263680

約数和(自身を除く): 5024836081

約数列:

[1, 7, 17, 67, 119, 469, 647, 1139, 4229, 4529, 7973, 10999, 29603, 43349, 71893, 76993, 283343, 303443, 503251, 736933, 1983401, 2736163, 4816831, 5158531, 19153141, 33717817, 46514771, 183322921, 325603397, 1283260447, 3116489657, 21815427599]

約数ペア:

[(1, 21815427599), (7, 3116489657), (17, 1283260447), (67, 325603397), (119, 183322921), (469, 46514771), (647, 33717817), (1139, 19153141), (4229, 5158531), (4529, 4816831), (7973, 2736163), (10999, 1983401), (29603, 736933), (43349, 503251), (71893, 303443), (76993, 283343)]