21723444

素因数分解:

$2^2\times 3^3\times {\mathrm{71}}^1\times {\mathrm{2833}}^1$

素因数の和:2917

約数の個数: 48

約数和(自身を含む): 57133440

約数和(自身を除く): 35409996

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 71, 108, 142, 213, 284, 426, 639, 852, 1278, 1917, 2556, 2833, 3834, 5666, 7668, 8499, 11332, 16998, 25497, 33996, 50994, 76491, 101988, 152982, 201143, 305964, 402286, 603429, 804572, 1206858, 1810287, 2413716, 3620574, 5430861, 7241148, 10861722, 21723444]

約数ペア:

[(1, 21723444), (2, 10861722), (3, 7241148), (4, 5430861), (6, 3620574), (9, 2413716), (12, 1810287), (18, 1206858), (27, 804572), (36, 603429), (54, 402286), (71, 305964), (108, 201143), (142, 152982), (213, 101988), (284, 76491), (426, 50994), (639, 33996), (852, 25497), (1278, 16998), (1917, 11332), (2556, 8499), (2833, 7668), (3834, 5666)]