21619152

素因数分解:

$2^4\times 3^2\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{167}}^1$

素因数の和:241

約数の個数: 120

約数和(自身を含む): 64995840

約数和(自身を除く): 43376688

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 29, 31, 36, 48, 58, 62, 72, 87, 93, 116, 124, 144, 167, 174, 186, 232, 248, 261, 279, 334, 348, 372, 464, 496, 501, 522, 558, 668, 696, 744, 899, 1002, 1044, 1116, 1336, 1392, 1488, 1503, 1798, 2004, 2088, 2232, 2672, 2697, 3006, 3596, 4008, 4176, 4464, 4843, 5177, 5394, 6012, 7192, 8016, 8091, 9686, 10354, 10788, 12024, 14384, 14529, 15531, 16182, 19372, 20708, 21576, 24048, 29058, 31062, 32364, 38744, 41416, 43152, 43587, 46593, 58116, 62124, 64728, 77488, 82832, 87174, 93186, 116232, 124248, 129456, 150133, 174348, 186372, 232464, 248496, 300266, 348696, 372744, 450399, 600532, 697392, 745488, 900798, 1201064, 1351197, 1801596, 2402128, 2702394, 3603192, 5404788, 7206384, 10809576, 21619152]

約数ペア:

[(1, 21619152), (2, 10809576), (3, 7206384), (4, 5404788), (6, 3603192), (8, 2702394), (9, 2402128), (12, 1801596), (16, 1351197), (18, 1201064), (24, 900798), (29, 745488), (31, 697392), (36, 600532), (48, 450399), (58, 372744), (62, 348696), (72, 300266), (87, 248496), (93, 232464), (116, 186372), (124, 174348), (144, 150133), (167, 129456), (174, 124248), (186, 116232), (232, 93186), (248, 87174), (261, 82832), (279, 77488), (334, 64728), (348, 62124), (372, 58116), (464, 46593), (496, 43587), (501, 43152), (522, 41416), (558, 38744), (668, 32364), (696, 31062), (744, 29058), (899, 24048), (1002, 21576), (1044, 20708), (1116, 19372), (1336, 16182), (1392, 15531), (1488, 14529), (1503, 14384), (1798, 12024), (2004, 10788), (2088, 10354), (2232, 9686), (2672, 8091), (2697, 8016), (3006, 7192), (3596, 6012), (4008, 5394), (4176, 5177), (4464, 4843)]