21784098

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{59}}^2\times {\mathrm{149}}^1$

素因数の和:279

約数の個数: 48

約数和(自身を含む): 50990400

約数和(自身を除く): 29206302

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 59, 118, 149, 177, 298, 354, 413, 447, 826, 894, 1043, 1239, 2086, 2478, 3129, 3481, 6258, 6962, 8791, 10443, 17582, 20886, 24367, 26373, 48734, 52746, 61537, 73101, 123074, 146202, 184611, 369222, 518669, 1037338, 1556007, 3112014, 3630683, 7261366, 10892049, 21784098]

約数ペア:

[(1, 21784098), (2, 10892049), (3, 7261366), (6, 3630683), (7, 3112014), (14, 1556007), (21, 1037338), (42, 518669), (59, 369222), (118, 184611), (149, 146202), (177, 123074), (298, 73101), (354, 61537), (413, 52746), (447, 48734), (826, 26373), (894, 24367), (1043, 20886), (1239, 17582), (2086, 10443), (2478, 8791), (3129, 6962), (3481, 6258)]