21420432

素因数分解:

$2^4\times 3^2\times {\mathrm{11}}^1\times {\mathrm{13523}}^1$

素因数の和:13548

約数の個数: 60

約数和(自身を含む): 65402064

約数和(自身を除く): 43981632

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 33, 36, 44, 48, 66, 72, 88, 99, 132, 144, 176, 198, 264, 396, 528, 792, 1584, 13523, 27046, 40569, 54092, 81138, 108184, 121707, 148753, 162276, 216368, 243414, 297506, 324552, 446259, 486828, 595012, 649104, 892518, 973656, 1190024, 1338777, 1785036, 1947312, 2380048, 2677554, 3570072, 5355108, 7140144, 10710216, 21420432]

約数ペア:

[(1, 21420432), (2, 10710216), (3, 7140144), (4, 5355108), (6, 3570072), (8, 2677554), (9, 2380048), (11, 1947312), (12, 1785036), (16, 1338777), (18, 1190024), (22, 973656), (24, 892518), (33, 649104), (36, 595012), (44, 486828), (48, 446259), (66, 324552), (72, 297506), (88, 243414), (99, 216368), (132, 162276), (144, 148753), (176, 121707), (198, 108184), (264, 81138), (396, 54092), (528, 40569), (792, 27046), (1584, 13523)]