21311064

素因数分解:

$2^3\times 3^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{757}}^1$

素因数の和:809

約数の個数: 96

約数和(自身を含む): 63853920

約数和(自身を除く): 42542856

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 17, 18, 23, 24, 34, 36, 46, 51, 68, 69, 72, 92, 102, 136, 138, 153, 184, 204, 207, 276, 306, 391, 408, 414, 552, 612, 757, 782, 828, 1173, 1224, 1514, 1564, 1656, 2271, 2346, 3028, 3128, 3519, 4542, 4692, 6056, 6813, 7038, 9084, 9384, 12869, 13626, 14076, 17411, 18168, 25738, 27252, 28152, 34822, 38607, 51476, 52233, 54504, 69644, 77214, 102952, 104466, 115821, 139288, 154428, 156699, 208932, 231642, 295987, 308856, 313398, 417864, 463284, 591974, 626796, 887961, 926568, 1183948, 1253592, 1775922, 2367896, 2663883, 3551844, 5327766, 7103688, 10655532, 21311064]

約数ペア:

[(1, 21311064), (2, 10655532), (3, 7103688), (4, 5327766), (6, 3551844), (8, 2663883), (9, 2367896), (12, 1775922), (17, 1253592), (18, 1183948), (23, 926568), (24, 887961), (34, 626796), (36, 591974), (46, 463284), (51, 417864), (68, 313398), (69, 308856), (72, 295987), (92, 231642), (102, 208932), (136, 156699), (138, 154428), (153, 139288), (184, 115821), (204, 104466), (207, 102952), (276, 77214), (306, 69644), (391, 54504), (408, 52233), (414, 51476), (552, 38607), (612, 34822), (757, 28152), (782, 27252), (828, 25738), (1173, 18168), (1224, 17411), (1514, 14076), (1564, 13626), (1656, 12869), (2271, 9384), (2346, 9084), (3028, 7038), (3128, 6813), (3519, 6056), (4542, 4692)]