21074706

素因数分解:

$2^1\times 3^2\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{859}}^1$

素因数の和:943

約数の個数: 48

約数和(自身を含む): 48297600

約数和(自身を除く): 27222894

約数列:

[1, 2, 3, 6, 9, 18, 29, 47, 58, 87, 94, 141, 174, 261, 282, 423, 522, 846, 859, 1363, 1718, 2577, 2726, 4089, 5154, 7731, 8178, 12267, 15462, 24534, 24911, 40373, 49822, 74733, 80746, 121119, 149466, 224199, 242238, 363357, 448398, 726714, 1170817, 2341634, 3512451, 7024902, 10537353, 21074706]

約数ペア:

[(1, 21074706), (2, 10537353), (3, 7024902), (6, 3512451), (9, 2341634), (18, 1170817), (29, 726714), (47, 448398), (58, 363357), (87, 242238), (94, 224199), (141, 149466), (174, 121119), (261, 80746), (282, 74733), (423, 49822), (522, 40373), (846, 24911), (859, 24534), (1363, 15462), (1718, 12267), (2577, 8178), (2726, 7731), (4089, 5154)]