21815064

素因数分解:

$2^3\times 3^2\times {\mathrm{61}}^1\times {\mathrm{4967}}^1$

素因数の和:5040

約数の個数: 48

約数和(自身を含む): 60063120

約数和(自身を除く): 38248056

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 61, 72, 122, 183, 244, 366, 488, 549, 732, 1098, 1464, 2196, 4392, 4967, 9934, 14901, 19868, 29802, 39736, 44703, 59604, 89406, 119208, 178812, 302987, 357624, 605974, 908961, 1211948, 1817922, 2423896, 2726883, 3635844, 5453766, 7271688, 10907532, 21815064]

約数ペア:

[(1, 21815064), (2, 10907532), (3, 7271688), (4, 5453766), (6, 3635844), (8, 2726883), (9, 2423896), (12, 1817922), (18, 1211948), (24, 908961), (36, 605974), (61, 357624), (72, 302987), (122, 178812), (183, 119208), (244, 89406), (366, 59604), (488, 44703), (549, 39736), (732, 29802), (1098, 19868), (1464, 14901), (2196, 9934), (4392, 4967)]