21371652

素因数分解:

$2^2\times 3^2\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{743}}^1$

素因数の和:817

約数の個数: 72

約数和(自身を含む): 58496256

約数和(自身を除く): 37124604

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 34, 36, 47, 51, 68, 94, 102, 141, 153, 188, 204, 282, 306, 423, 564, 612, 743, 799, 846, 1486, 1598, 1692, 2229, 2397, 2972, 3196, 4458, 4794, 6687, 7191, 8916, 9588, 12631, 13374, 14382, 25262, 26748, 28764, 34921, 37893, 50524, 69842, 75786, 104763, 113679, 139684, 151572, 209526, 227358, 314289, 419052, 454716, 593657, 628578, 1187314, 1257156, 1780971, 2374628, 3561942, 5342913, 7123884, 10685826, 21371652]

約数ペア:

[(1, 21371652), (2, 10685826), (3, 7123884), (4, 5342913), (6, 3561942), (9, 2374628), (12, 1780971), (17, 1257156), (18, 1187314), (34, 628578), (36, 593657), (47, 454716), (51, 419052), (68, 314289), (94, 227358), (102, 209526), (141, 151572), (153, 139684), (188, 113679), (204, 104763), (282, 75786), (306, 69842), (423, 50524), (564, 37893), (612, 34921), (743, 28764), (799, 26748), (846, 25262), (1486, 14382), (1598, 13374), (1692, 12631), (2229, 9588), (2397, 8916), (2972, 7191), (3196, 6687), (4458, 4794)]