21329594

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{107}}^1$

素因数の和:191

約数の個数: 64

約数和(自身を含む): 41150592

約数和(自身を除く): 19820998

約数列:

[1, 2, 11, 13, 17, 22, 26, 34, 41, 82, 107, 143, 187, 214, 221, 286, 374, 442, 451, 533, 697, 902, 1066, 1177, 1391, 1394, 1819, 2354, 2431, 2782, 3638, 4387, 4862, 5863, 7667, 8774, 9061, 11726, 15301, 15334, 18122, 20009, 23647, 30602, 40018, 47294, 48257, 57031, 74579, 96514, 99671, 114062, 149158, 199342, 260117, 520234, 627341, 820369, 969527, 1254682, 1640738, 1939054, 10664797, 21329594]

約数ペア:

[(1, 21329594), (2, 10664797), (11, 1939054), (13, 1640738), (17, 1254682), (22, 969527), (26, 820369), (34, 627341), (41, 520234), (82, 260117), (107, 199342), (143, 149158), (187, 114062), (214, 99671), (221, 96514), (286, 74579), (374, 57031), (442, 48257), (451, 47294), (533, 40018), (697, 30602), (902, 23647), (1066, 20009), (1177, 18122), (1391, 15334), (1394, 15301), (1819, 11726), (2354, 9061), (2431, 8774), (2782, 7667), (3638, 5863), (4387, 4862)]