21889476

素因数分解:

$2^2\times 3^2\times 7^2\times {\mathrm{12409}}^1$

素因数の和:12433

約数の個数: 54

約数和(自身を含む): 64370670

約数和(自身を除く): 42481194

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 49, 63, 84, 98, 126, 147, 196, 252, 294, 441, 588, 882, 1764, 12409, 24818, 37227, 49636, 74454, 86863, 111681, 148908, 173726, 223362, 260589, 347452, 446724, 521178, 608041, 781767, 1042356, 1216082, 1563534, 1824123, 2432164, 3127068, 3648246, 5472369, 7296492, 10944738, 21889476]

約数ペア:

[(1, 21889476), (2, 10944738), (3, 7296492), (4, 5472369), (6, 3648246), (7, 3127068), (9, 2432164), (12, 1824123), (14, 1563534), (18, 1216082), (21, 1042356), (28, 781767), (36, 608041), (42, 521178), (49, 446724), (63, 347452), (84, 260589), (98, 223362), (126, 173726), (147, 148908), (196, 111681), (252, 86863), (294, 74454), (441, 49636), (588, 37227), (882, 24818), (1764, 12409)]