21874014

素因数分解:

$2^1\times 3^2\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{479}}^1$

素因数の和:589

約数の個数: 48

約数和(自身を含む): 49420800

約数和(自身を除く): 27546786

約数列:

[1, 2, 3, 6, 9, 18, 43, 59, 86, 118, 129, 177, 258, 354, 387, 479, 531, 774, 958, 1062, 1437, 2537, 2874, 4311, 5074, 7611, 8622, 15222, 20597, 22833, 28261, 41194, 45666, 56522, 61791, 84783, 123582, 169566, 185373, 254349, 370746, 508698, 1215223, 2430446, 3645669, 7291338, 10937007, 21874014]

約数ペア:

[(1, 21874014), (2, 10937007), (3, 7291338), (6, 3645669), (9, 2430446), (18, 1215223), (43, 508698), (59, 370746), (86, 254349), (118, 185373), (129, 169566), (177, 123582), (258, 84783), (354, 61791), (387, 56522), (479, 45666), (531, 41194), (774, 28261), (958, 22833), (1062, 20597), (1437, 15222), (2537, 8622), (2874, 7611), (4311, 5074)]