21935070

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{137}}^1\times {\mathrm{593}}^1$

素因数の和:746

約数の個数: 64

約数和(自身を含む): 59019840

約数和(自身を除く): 37084770

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 137, 270, 274, 411, 593, 685, 822, 1186, 1233, 1370, 1779, 2055, 2466, 2965, 3558, 3699, 4110, 5337, 5930, 6165, 7398, 8895, 10674, 12330, 16011, 17790, 18495, 26685, 32022, 36990, 53370, 80055, 81241, 160110, 162482, 243723, 406205, 487446, 731169, 812410, 1218615, 1462338, 2193507, 2437230, 3655845, 4387014, 7311690, 10967535, 21935070]

約数ペア:

[(1, 21935070), (2, 10967535), (3, 7311690), (5, 4387014), (6, 3655845), (9, 2437230), (10, 2193507), (15, 1462338), (18, 1218615), (27, 812410), (30, 731169), (45, 487446), (54, 406205), (90, 243723), (135, 162482), (137, 160110), (270, 81241), (274, 80055), (411, 53370), (593, 36990), (685, 32022), (822, 26685), (1186, 18495), (1233, 17790), (1370, 16011), (1779, 12330), (2055, 10674), (2466, 8895), (2965, 7398), (3558, 6165), (3699, 5930), (4110, 5337)]