21781159008

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{32412439}}^1$

素因数の和:32412459

約数の個数: 48

約数和(自身を含む): 65343479040

約数和(自身を除く): 43562320032

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 84, 96, 112, 168, 224, 336, 672, 32412439, 64824878, 97237317, 129649756, 194474634, 226887073, 259299512, 388949268, 453774146, 518599024, 680661219, 777898536, 907548292, 1037198048, 1361322438, 1555797072, 1815096584, 2722644876, 3111594144, 3630193168, 5445289752, 7260386336, 10890579504, 21781159008]

約数ペア:

[(1, 21781159008), (2, 10890579504), (3, 7260386336), (4, 5445289752), (6, 3630193168), (7, 3111594144), (8, 2722644876), (12, 1815096584), (14, 1555797072), (16, 1361322438), (21, 1037198048), (24, 907548292), (28, 777898536), (32, 680661219), (42, 518599024), (48, 453774146), (56, 388949268), (84, 259299512), (96, 226887073), (112, 194474634), (168, 129649756), (224, 97237317), (336, 64824878), (672, 32412439)]