21323554

素因数分解:

$2^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{127}}^1\times {\mathrm{179}}^1$

素因数の和:382

約数の個数: 32

約数和(自身を含む): 37601280

約数和(自身を除く): 16277726

約数列:

[1, 2, 7, 14, 67, 127, 134, 179, 254, 358, 469, 889, 938, 1253, 1778, 2506, 8509, 11993, 17018, 22733, 23986, 45466, 59563, 83951, 119126, 159131, 167902, 318262, 1523111, 3046222, 10661777, 21323554]

約数ペア:

[(1, 21323554), (2, 10661777), (7, 3046222), (14, 1523111), (67, 318262), (127, 167902), (134, 159131), (179, 119126), (254, 83951), (358, 59563), (469, 45466), (889, 23986), (938, 22733), (1253, 17018), (1778, 11993), (2506, 8509)]