21384232

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{1621}}^1$

素因数の和:1741

約数の個数: 32

約数和(自身を含む): 42918120

約数和(自身を除く): 21533888

約数列:

[1, 2, 4, 8, 17, 34, 68, 97, 136, 194, 388, 776, 1621, 1649, 3242, 3298, 6484, 6596, 12968, 13192, 27557, 55114, 110228, 157237, 220456, 314474, 628948, 1257896, 2673029, 5346058, 10692116, 21384232]

約数ペア:

[(1, 21384232), (2, 10692116), (4, 5346058), (8, 2673029), (17, 1257896), (34, 628948), (68, 314474), (97, 220456), (136, 157237), (194, 110228), (388, 55114), (776, 27557), (1621, 13192), (1649, 12968), (3242, 6596), (3298, 6484)]