21492744

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{757}}^1$

素因数の和:799

約数の個数: 96

約数和(自身を含む): 66582720

約数和(自身を除く): 45089976

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 21, 24, 26, 28, 39, 42, 52, 56, 78, 84, 91, 104, 156, 168, 169, 182, 273, 312, 338, 364, 507, 546, 676, 728, 757, 1014, 1092, 1183, 1352, 1514, 2028, 2184, 2271, 2366, 3028, 3549, 4056, 4542, 4732, 5299, 6056, 7098, 9084, 9464, 9841, 10598, 14196, 15897, 18168, 19682, 21196, 28392, 29523, 31794, 39364, 42392, 59046, 63588, 68887, 78728, 118092, 127176, 127933, 137774, 206661, 236184, 255866, 275548, 383799, 413322, 511732, 551096, 767598, 826644, 895531, 1023464, 1535196, 1653288, 1791062, 2686593, 3070392, 3582124, 5373186, 7164248, 10746372, 21492744]

約数ペア:

[(1, 21492744), (2, 10746372), (3, 7164248), (4, 5373186), (6, 3582124), (7, 3070392), (8, 2686593), (12, 1791062), (13, 1653288), (14, 1535196), (21, 1023464), (24, 895531), (26, 826644), (28, 767598), (39, 551096), (42, 511732), (52, 413322), (56, 383799), (78, 275548), (84, 255866), (91, 236184), (104, 206661), (156, 137774), (168, 127933), (169, 127176), (182, 118092), (273, 78728), (312, 68887), (338, 63588), (364, 59046), (507, 42392), (546, 39364), (676, 31794), (728, 29523), (757, 28392), (1014, 21196), (1092, 19682), (1183, 18168), (1352, 15897), (1514, 14196), (2028, 10598), (2184, 9841), (2271, 9464), (2366, 9084), (3028, 7098), (3549, 6056), (4056, 5299), (4542, 4732)]