21465648

素因数分解:

$2^4\times 3^5\times {\mathrm{5521}}^1$

素因数の和:5544

約数の個数: 60

約数和(自身を含む): 62310248

約数和(自身を除く): 40844600

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 81, 108, 144, 162, 216, 243, 324, 432, 486, 648, 972, 1296, 1944, 3888, 5521, 11042, 16563, 22084, 33126, 44168, 49689, 66252, 88336, 99378, 132504, 149067, 198756, 265008, 298134, 397512, 447201, 596268, 795024, 894402, 1192536, 1341603, 1788804, 2385072, 2683206, 3577608, 5366412, 7155216, 10732824, 21465648]

約数ペア:

[(1, 21465648), (2, 10732824), (3, 7155216), (4, 5366412), (6, 3577608), (8, 2683206), (9, 2385072), (12, 1788804), (16, 1341603), (18, 1192536), (24, 894402), (27, 795024), (36, 596268), (48, 447201), (54, 397512), (72, 298134), (81, 265008), (108, 198756), (144, 149067), (162, 132504), (216, 99378), (243, 88336), (324, 66252), (432, 49689), (486, 44168), (648, 33126), (972, 22084), (1296, 16563), (1944, 11042), (3888, 5521)]