21263472

素因数分解:

$2^4\times 3^6\times {\mathrm{1823}}^1$

素因数の和:1849

約数の個数: 70

約数和(自身を含む): 61802592

約数和(自身を除く): 40539120

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, 729, 972, 1296, 1458, 1823, 1944, 2916, 3646, 3888, 5469, 5832, 7292, 10938, 11664, 14584, 16407, 21876, 29168, 32814, 43752, 49221, 65628, 87504, 98442, 131256, 147663, 196884, 262512, 295326, 393768, 442989, 590652, 787536, 885978, 1181304, 1328967, 1771956, 2362608, 2657934, 3543912, 5315868, 7087824, 10631736, 21263472]

約数ペア:

[(1, 21263472), (2, 10631736), (3, 7087824), (4, 5315868), (6, 3543912), (8, 2657934), (9, 2362608), (12, 1771956), (16, 1328967), (18, 1181304), (24, 885978), (27, 787536), (36, 590652), (48, 442989), (54, 393768), (72, 295326), (81, 262512), (108, 196884), (144, 147663), (162, 131256), (216, 98442), (243, 87504), (324, 65628), (432, 49221), (486, 43752), (648, 32814), (729, 29168), (972, 21876), (1296, 16407), (1458, 14584), (1823, 11664), (1944, 10938), (2916, 7292), (3646, 5832), (3888, 5469)]