21921534

素因数分解:

$2^1\times 3^2\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{1009}}^1$

素因数の和:1105

約数の個数: 48

約数和(自身を含む): 51049440

約数和(自身を除く): 29127906

約数列:

[1, 2, 3, 6, 9, 17, 18, 34, 51, 71, 102, 142, 153, 213, 306, 426, 639, 1009, 1207, 1278, 2018, 2414, 3027, 3621, 6054, 7242, 9081, 10863, 17153, 18162, 21726, 34306, 51459, 71639, 102918, 143278, 154377, 214917, 308754, 429834, 644751, 1217863, 1289502, 2435726, 3653589, 7307178, 10960767, 21921534]

約数ペア:

[(1, 21921534), (2, 10960767), (3, 7307178), (6, 3653589), (9, 2435726), (17, 1289502), (18, 1217863), (34, 644751), (51, 429834), (71, 308754), (102, 214917), (142, 154377), (153, 143278), (213, 102918), (306, 71639), (426, 51459), (639, 34306), (1009, 21726), (1207, 18162), (1278, 17153), (2018, 10863), (2414, 9081), (3027, 7242), (3621, 6054)]