21132972

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{4933}}^1$

素因数の和:4967

約数の個数: 72

約数和(自身を含む): 64655136

約数和(自身を除く): 43522164

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 17, 18, 21, 28, 34, 36, 42, 51, 63, 68, 84, 102, 119, 126, 153, 204, 238, 252, 306, 357, 476, 612, 714, 1071, 1428, 2142, 4284, 4933, 9866, 14799, 19732, 29598, 34531, 44397, 59196, 69062, 83861, 88794, 103593, 138124, 167722, 177588, 207186, 251583, 310779, 335444, 414372, 503166, 587027, 621558, 754749, 1006332, 1174054, 1243116, 1509498, 1761081, 2348108, 3018996, 3522162, 5283243, 7044324, 10566486, 21132972]

約数ペア:

[(1, 21132972), (2, 10566486), (3, 7044324), (4, 5283243), (6, 3522162), (7, 3018996), (9, 2348108), (12, 1761081), (14, 1509498), (17, 1243116), (18, 1174054), (21, 1006332), (28, 754749), (34, 621558), (36, 587027), (42, 503166), (51, 414372), (63, 335444), (68, 310779), (84, 251583), (102, 207186), (119, 177588), (126, 167722), (153, 138124), (204, 103593), (238, 88794), (252, 83861), (306, 69062), (357, 59196), (476, 44397), (612, 34531), (714, 29598), (1071, 19732), (1428, 14799), (2142, 9866), (4284, 4933)]