21975534

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{7583}}^1$

素因数の和:7621

約数の個数: 48

約数和(自身を含む): 56788992

約数和(自身を除く): 34813458

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 23, 42, 46, 63, 69, 126, 138, 161, 207, 322, 414, 483, 966, 1449, 2898, 7583, 15166, 22749, 45498, 53081, 68247, 106162, 136494, 159243, 174409, 318486, 348818, 477729, 523227, 955458, 1046454, 1220863, 1569681, 2441726, 3139362, 3662589, 7325178, 10987767, 21975534]

約数ペア:

[(1, 21975534), (2, 10987767), (3, 7325178), (6, 3662589), (7, 3139362), (9, 2441726), (14, 1569681), (18, 1220863), (21, 1046454), (23, 955458), (42, 523227), (46, 477729), (63, 348818), (69, 318486), (126, 174409), (138, 159243), (161, 136494), (207, 106162), (322, 68247), (414, 53081), (483, 45498), (966, 22749), (1449, 15166), (2898, 7583)]