16621857728

素因数分解:

$2^6\times 7^1\times {\mathrm{151}}^1\times {\mathrm{245711}}^1$

素因数の和:245881

約数の個数: 56

約数和(自身を含む): 37945795584

約数和(自身を除く): 21323937856

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 151, 224, 302, 448, 604, 1057, 1208, 2114, 2416, 4228, 4832, 8456, 9664, 16912, 33824, 67648, 245711, 491422, 982844, 1719977, 1965688, 3439954, 3931376, 6879908, 7862752, 13759816, 15725504, 27519632, 37102361, 55039264, 74204722, 110078528, 148409444, 259716527, 296818888, 519433054, 593637776, 1038866108, 1187275552, 2077732216, 2374551104, 4155464432, 8310928864, 16621857728]

約数ペア:

[(1, 16621857728), (2, 8310928864), (4, 4155464432), (7, 2374551104), (8, 2077732216), (14, 1187275552), (16, 1038866108), (28, 593637776), (32, 519433054), (56, 296818888), (64, 259716527), (112, 148409444), (151, 110078528), (224, 74204722), (302, 55039264), (448, 37102361), (604, 27519632), (1057, 15725504), (1208, 13759816), (2114, 7862752), (2416, 6879908), (4228, 3931376), (4832, 3439954), (8456, 1965688), (9664, 1719977), (16912, 982844), (33824, 491422), (67648, 245711)]