21665250

素因数分解:

$2^1\times 3^2\times 5^3\times {\mathrm{9629}}^1$

素因数の和:9652

約数の個数: 48

約数和(自身を含む): 58588920

約数和(自身を除く): 36923670

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 30, 45, 50, 75, 90, 125, 150, 225, 250, 375, 450, 750, 1125, 2250, 9629, 19258, 28887, 48145, 57774, 86661, 96290, 144435, 173322, 240725, 288870, 433305, 481450, 722175, 866610, 1203625, 1444350, 2166525, 2407250, 3610875, 4333050, 7221750, 10832625, 21665250]

約数ペア:

[(1, 21665250), (2, 10832625), (3, 7221750), (5, 4333050), (6, 3610875), (9, 2407250), (10, 2166525), (15, 1444350), (18, 1203625), (25, 866610), (30, 722175), (45, 481450), (50, 433305), (75, 288870), (90, 240725), (125, 173322), (150, 144435), (225, 96290), (250, 86661), (375, 57774), (450, 48145), (750, 28887), (1125, 19258), (2250, 9629)]