21485314

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{421}}^1$

素因数の和:538

約数の個数: 32

約数和(自身を含む): 36460800

約数和(自身を除く): 14975486

約数列:

[1, 2, 17, 19, 34, 38, 79, 158, 323, 421, 646, 842, 1343, 1501, 2686, 3002, 7157, 7999, 14314, 15998, 25517, 33259, 51034, 66518, 135983, 271966, 565403, 631921, 1130806, 1263842, 10742657, 21485314]

約数ペア:

[(1, 21485314), (2, 10742657), (17, 1263842), (19, 1130806), (34, 631921), (38, 565403), (79, 271966), (158, 135983), (323, 66518), (421, 51034), (646, 33259), (842, 25517), (1343, 15998), (1501, 14314), (2686, 7999), (3002, 7157)]