21183768

素因数分解:

$2^3\times 3^5\times {\mathrm{17}}^1\times {\mathrm{641}}^1$

素因数の和:679

約数の個数: 96

約数和(自身を含む): 63095760

約数和(自身を除く): 41911992

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 17, 18, 24, 27, 34, 36, 51, 54, 68, 72, 81, 102, 108, 136, 153, 162, 204, 216, 243, 306, 324, 408, 459, 486, 612, 641, 648, 918, 972, 1224, 1282, 1377, 1836, 1923, 1944, 2564, 2754, 3672, 3846, 4131, 5128, 5508, 5769, 7692, 8262, 10897, 11016, 11538, 15384, 16524, 17307, 21794, 23076, 32691, 33048, 34614, 43588, 46152, 51921, 65382, 69228, 87176, 98073, 103842, 130764, 138456, 155763, 196146, 207684, 261528, 294219, 311526, 392292, 415368, 588438, 623052, 784584, 882657, 1176876, 1246104, 1765314, 2353752, 2647971, 3530628, 5295942, 7061256, 10591884, 21183768]

約数ペア:

[(1, 21183768), (2, 10591884), (3, 7061256), (4, 5295942), (6, 3530628), (8, 2647971), (9, 2353752), (12, 1765314), (17, 1246104), (18, 1176876), (24, 882657), (27, 784584), (34, 623052), (36, 588438), (51, 415368), (54, 392292), (68, 311526), (72, 294219), (81, 261528), (102, 207684), (108, 196146), (136, 155763), (153, 138456), (162, 130764), (204, 103842), (216, 98073), (243, 87176), (306, 69228), (324, 65382), (408, 51921), (459, 46152), (486, 43588), (612, 34614), (641, 33048), (648, 32691), (918, 23076), (972, 21794), (1224, 17307), (1282, 16524), (1377, 15384), (1836, 11538), (1923, 11016), (1944, 10897), (2564, 8262), (2754, 7692), (3672, 5769), (3846, 5508), (4131, 5128)]