21534624

素因数分解:

$2^5\times 3^2\times {\mathrm{23}}^1\times {\mathrm{3251}}^1$

素因数の和:3290

約数の個数: 72

約数和(自身を含む): 63921312

約数和(自身を除く): 42386688

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 23, 24, 32, 36, 46, 48, 69, 72, 92, 96, 138, 144, 184, 207, 276, 288, 368, 414, 552, 736, 828, 1104, 1656, 2208, 3251, 3312, 6502, 6624, 9753, 13004, 19506, 26008, 29259, 39012, 52016, 58518, 74773, 78024, 104032, 117036, 149546, 156048, 224319, 234072, 299092, 312096, 448638, 468144, 598184, 672957, 897276, 936288, 1196368, 1345914, 1794552, 2392736, 2691828, 3589104, 5383656, 7178208, 10767312, 21534624]

約数ペア:

[(1, 21534624), (2, 10767312), (3, 7178208), (4, 5383656), (6, 3589104), (8, 2691828), (9, 2392736), (12, 1794552), (16, 1345914), (18, 1196368), (23, 936288), (24, 897276), (32, 672957), (36, 598184), (46, 468144), (48, 448638), (69, 312096), (72, 299092), (92, 234072), (96, 224319), (138, 156048), (144, 149546), (184, 117036), (207, 104032), (276, 78024), (288, 74773), (368, 58518), (414, 52016), (552, 39012), (736, 29259), (828, 26008), (1104, 19506), (1656, 13004), (2208, 9753), (3251, 6624), (3312, 6502)]