21341484

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{761}}^1$

素因数の和:831

約数の個数: 72

約数和(自身を含む): 58247280

約数和(自身を除く): 36905796

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 41, 57, 76, 82, 114, 123, 164, 171, 228, 246, 342, 369, 492, 684, 738, 761, 779, 1476, 1522, 1558, 2283, 2337, 3044, 3116, 4566, 4674, 6849, 7011, 9132, 9348, 13698, 14022, 14459, 27396, 28044, 28918, 31201, 43377, 57836, 62402, 86754, 93603, 124804, 130131, 173508, 187206, 260262, 280809, 374412, 520524, 561618, 592819, 1123236, 1185638, 1778457, 2371276, 3556914, 5335371, 7113828, 10670742, 21341484]

約数ペア:

[(1, 21341484), (2, 10670742), (3, 7113828), (4, 5335371), (6, 3556914), (9, 2371276), (12, 1778457), (18, 1185638), (19, 1123236), (36, 592819), (38, 561618), (41, 520524), (57, 374412), (76, 280809), (82, 260262), (114, 187206), (123, 173508), (164, 130131), (171, 124804), (228, 93603), (246, 86754), (342, 62402), (369, 57836), (492, 43377), (684, 31201), (738, 28918), (761, 28044), (779, 27396), (1476, 14459), (1522, 14022), (1558, 13698), (2283, 9348), (2337, 9132), (3044, 7011), (3116, 6849), (4566, 4674)]