21787444845

素因数分解:

$3^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{2089}}^1\times {\mathrm{4373}}^1$

素因数の和:6526

約数の個数: 48

約数和(自身を含む): 38504671920

約数和(自身を除く): 16717227075

約数列:

[1, 3, 5, 9, 15, 45, 53, 159, 265, 477, 795, 2089, 2385, 4373, 6267, 10445, 13119, 18801, 21865, 31335, 39357, 65595, 94005, 110717, 196785, 231769, 332151, 553585, 695307, 996453, 1158845, 1660755, 2085921, 3476535, 4982265, 9135197, 10429605, 27405591, 45675985, 82216773, 137027955, 411083865, 484165441, 1452496323, 2420827205, 4357488969, 7262481615, 21787444845]

約数ペア:

[(1, 21787444845), (3, 7262481615), (5, 4357488969), (9, 2420827205), (15, 1452496323), (45, 484165441), (53, 411083865), (159, 137027955), (265, 82216773), (477, 45675985), (795, 27405591), (2089, 10429605), (2385, 9135197), (4373, 4982265), (6267, 3476535), (10445, 2085921), (13119, 1660755), (18801, 1158845), (21865, 996453), (31335, 695307), (39357, 553585), (65595, 332151), (94005, 231769), (110717, 196785)]