21539100

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{107}}^1$

素因数の和:196

約数の個数: 144

約数和(自身を含む): 69745536

約数和(自身を除く): 48206436

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 25, 30, 33, 44, 50, 55, 60, 61, 66, 75, 100, 107, 110, 122, 132, 150, 165, 183, 214, 220, 244, 275, 300, 305, 321, 330, 366, 428, 535, 550, 610, 642, 660, 671, 732, 825, 915, 1070, 1100, 1177, 1220, 1284, 1342, 1525, 1605, 1650, 1830, 2013, 2140, 2354, 2675, 2684, 3050, 3210, 3300, 3355, 3531, 3660, 4026, 4575, 4708, 5350, 5885, 6100, 6420, 6527, 6710, 7062, 8025, 8052, 9150, 10065, 10700, 11770, 13054, 13420, 14124, 16050, 16775, 17655, 18300, 19581, 20130, 23540, 26108, 29425, 32100, 32635, 33550, 35310, 39162, 40260, 50325, 58850, 65270, 67100, 70620, 71797, 78324, 88275, 97905, 100650, 117700, 130540, 143594, 163175, 176550, 195810, 201300, 215391, 287188, 326350, 353100, 358985, 391620, 430782, 489525, 652700, 717970, 861564, 979050, 1076955, 1435940, 1794925, 1958100, 2153910, 3589850, 4307820, 5384775, 7179700, 10769550, 21539100]

約数ペア:

[(1, 21539100), (2, 10769550), (3, 7179700), (4, 5384775), (5, 4307820), (6, 3589850), (10, 2153910), (11, 1958100), (12, 1794925), (15, 1435940), (20, 1076955), (22, 979050), (25, 861564), (30, 717970), (33, 652700), (44, 489525), (50, 430782), (55, 391620), (60, 358985), (61, 353100), (66, 326350), (75, 287188), (100, 215391), (107, 201300), (110, 195810), (122, 176550), (132, 163175), (150, 143594), (165, 130540), (183, 117700), (214, 100650), (220, 97905), (244, 88275), (275, 78324), (300, 71797), (305, 70620), (321, 67100), (330, 65270), (366, 58850), (428, 50325), (535, 40260), (550, 39162), (610, 35310), (642, 33550), (660, 32635), (671, 32100), (732, 29425), (825, 26108), (915, 23540), (1070, 20130), (1100, 19581), (1177, 18300), (1220, 17655), (1284, 16775), (1342, 16050), (1525, 14124), (1605, 13420), (1650, 13054), (1830, 11770), (2013, 10700), (2140, 10065), (2354, 9150), (2675, 8052), (2684, 8025), (3050, 7062), (3210, 6710), (3300, 6527), (3355, 6420), (3531, 6100), (3660, 5885), (4026, 5350), (4575, 4708)]