21456144

素因数分解:

$2^4\times 3^3\times {\mathrm{49667}}^1$

素因数の和:49684

約数の個数: 40

約数和(自身を含む): 61588320

約数和(自身を除く): 40132176

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 108, 144, 216, 432, 49667, 99334, 149001, 198668, 298002, 397336, 447003, 596004, 794672, 894006, 1192008, 1341009, 1788012, 2384016, 2682018, 3576024, 5364036, 7152048, 10728072, 21456144]

約数ペア:

[(1, 21456144), (2, 10728072), (3, 7152048), (4, 5364036), (6, 3576024), (8, 2682018), (9, 2384016), (12, 1788012), (16, 1341009), (18, 1192008), (24, 894006), (27, 794672), (36, 596004), (48, 447003), (54, 397336), (72, 298002), (108, 198668), (144, 149001), (216, 99334), (432, 49667)]