21659130

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{97}}^1\times {\mathrm{827}}^1$

素因数の和:940

約数の個数: 64

約数和(自身を含む): 58423680

約数和(自身を除く): 36764550

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 97, 135, 194, 270, 291, 485, 582, 827, 873, 970, 1455, 1654, 1746, 2481, 2619, 2910, 4135, 4365, 4962, 5238, 7443, 8270, 8730, 12405, 13095, 14886, 22329, 24810, 26190, 37215, 44658, 74430, 80219, 111645, 160438, 223290, 240657, 401095, 481314, 721971, 802190, 1203285, 1443942, 2165913, 2406570, 3609855, 4331826, 7219710, 10829565, 21659130]

約数ペア:

[(1, 21659130), (2, 10829565), (3, 7219710), (5, 4331826), (6, 3609855), (9, 2406570), (10, 2165913), (15, 1443942), (18, 1203285), (27, 802190), (30, 721971), (45, 481314), (54, 401095), (90, 240657), (97, 223290), (135, 160438), (194, 111645), (270, 80219), (291, 74430), (485, 44658), (582, 37215), (827, 26190), (873, 24810), (970, 22329), (1455, 14886), (1654, 13095), (1746, 12405), (2481, 8730), (2619, 8270), (2910, 7443), (4135, 5238), (4365, 4962)]