21548184

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{2729}}^1$

素因数の和:2792

約数の個数: 64

約数和(自身を含む): 62899200

約数和(自身を除く): 41351016

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 47, 56, 84, 94, 141, 168, 188, 282, 329, 376, 564, 658, 987, 1128, 1316, 1974, 2632, 2729, 3948, 5458, 7896, 8187, 10916, 16374, 19103, 21832, 32748, 38206, 57309, 65496, 76412, 114618, 128263, 152824, 229236, 256526, 384789, 458472, 513052, 769578, 897841, 1026104, 1539156, 1795682, 2693523, 3078312, 3591364, 5387046, 7182728, 10774092, 21548184]

約数ペア:

[(1, 21548184), (2, 10774092), (3, 7182728), (4, 5387046), (6, 3591364), (7, 3078312), (8, 2693523), (12, 1795682), (14, 1539156), (21, 1026104), (24, 897841), (28, 769578), (42, 513052), (47, 458472), (56, 384789), (84, 256526), (94, 229236), (141, 152824), (168, 128263), (188, 114618), (282, 76412), (329, 65496), (376, 57309), (564, 38206), (658, 32748), (987, 21832), (1128, 19103), (1316, 16374), (1974, 10916), (2632, 8187), (2729, 7896), (3948, 5458)]