21409584

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{63719}}^1$

素因数の和:63737

約数の個数: 40

約数和(自身を含む): 63210240

約数和(自身を除く): 41800656

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 336, 63719, 127438, 191157, 254876, 382314, 446033, 509752, 764628, 892066, 1019504, 1338099, 1529256, 1784132, 2676198, 3058512, 3568264, 5352396, 7136528, 10704792, 21409584]

約数ペア:

[(1, 21409584), (2, 10704792), (3, 7136528), (4, 5352396), (6, 3568264), (7, 3058512), (8, 2676198), (12, 1784132), (14, 1529256), (16, 1338099), (21, 1019504), (24, 892066), (28, 764628), (42, 509752), (48, 446033), (56, 382314), (84, 254876), (112, 191157), (168, 127438), (336, 63719)]