21218074

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{491}}^1$

素因数の和:582

約数の個数: 32

約数和(自身を含む): 35707392

約数和(自身を除く): 14489318

約数列:

[1, 2, 17, 31, 34, 41, 62, 82, 491, 527, 697, 982, 1054, 1271, 1394, 2542, 8347, 15221, 16694, 20131, 21607, 30442, 40262, 43214, 258757, 342227, 517514, 624061, 684454, 1248122, 10609037, 21218074]

約数ペア:

[(1, 21218074), (2, 10609037), (17, 1248122), (31, 684454), (34, 624061), (41, 517514), (62, 342227), (82, 258757), (491, 43214), (527, 40262), (697, 30442), (982, 21607), (1054, 20131), (1271, 16694), (1394, 15221), (2542, 8347)]