21192564

素因数分解:

$2^2\times 3^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{809}}^1$

素因数の和:912

約数の個数: 48

約数和(自身を含む): 51710400

約数和(自身を除く): 30517836

約数列:

[1, 2, 3, 4, 6, 12, 37, 59, 74, 111, 118, 148, 177, 222, 236, 354, 444, 708, 809, 1618, 2183, 2427, 3236, 4366, 4854, 6549, 8732, 9708, 13098, 26196, 29933, 47731, 59866, 89799, 95462, 119732, 143193, 179598, 190924, 286386, 359196, 572772, 1766047, 3532094, 5298141, 7064188, 10596282, 21192564]

約数ペア:

[(1, 21192564), (2, 10596282), (3, 7064188), (4, 5298141), (6, 3532094), (12, 1766047), (37, 572772), (59, 359196), (74, 286386), (111, 190924), (118, 179598), (148, 143193), (177, 119732), (222, 95462), (236, 89799), (354, 59866), (444, 47731), (708, 29933), (809, 26196), (1618, 13098), (2183, 9708), (2427, 8732), (3236, 6549), (4366, 4854)]