21050652

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{1913}}^1$

素因数の和:2058

約数の個数: 48

約数和(自身を含む): 56593152

約数和(自身を除く): 35542500

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 131, 262, 393, 524, 786, 917, 1572, 1834, 1913, 2751, 3668, 3826, 5502, 5739, 7652, 11004, 11478, 13391, 22956, 26782, 40173, 53564, 80346, 160692, 250603, 501206, 751809, 1002412, 1503618, 1754221, 3007236, 3508442, 5262663, 7016884, 10525326, 21050652]

約数ペア:

[(1, 21050652), (2, 10525326), (3, 7016884), (4, 5262663), (6, 3508442), (7, 3007236), (12, 1754221), (14, 1503618), (21, 1002412), (28, 751809), (42, 501206), (84, 250603), (131, 160692), (262, 80346), (393, 53564), (524, 40173), (786, 26782), (917, 22956), (1572, 13391), (1834, 11478), (1913, 11004), (2751, 7652), (3668, 5739), (3826, 5502)]