21120624

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{911}}^1$

素因数の和:955

約数の個数: 120

約数和(自身を含む): 70566912

約数和(自身を除く): 49446288

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 23, 24, 28, 36, 42, 46, 48, 56, 63, 69, 72, 84, 92, 112, 126, 138, 144, 161, 168, 184, 207, 252, 276, 322, 336, 368, 414, 483, 504, 552, 644, 828, 911, 966, 1008, 1104, 1288, 1449, 1656, 1822, 1932, 2576, 2733, 2898, 3312, 3644, 3864, 5466, 5796, 6377, 7288, 7728, 8199, 10932, 11592, 12754, 14576, 16398, 19131, 20953, 21864, 23184, 25508, 32796, 38262, 41906, 43728, 51016, 57393, 62859, 65592, 76524, 83812, 102032, 114786, 125718, 131184, 146671, 153048, 167624, 188577, 229572, 251436, 293342, 306096, 335248, 377154, 440013, 459144, 502872, 586684, 754308, 880026, 918288, 1005744, 1173368, 1320039, 1508616, 1760052, 2346736, 2640078, 3017232, 3520104, 5280156, 7040208, 10560312, 21120624]

約数ペア:

[(1, 21120624), (2, 10560312), (3, 7040208), (4, 5280156), (6, 3520104), (7, 3017232), (8, 2640078), (9, 2346736), (12, 1760052), (14, 1508616), (16, 1320039), (18, 1173368), (21, 1005744), (23, 918288), (24, 880026), (28, 754308), (36, 586684), (42, 502872), (46, 459144), (48, 440013), (56, 377154), (63, 335248), (69, 306096), (72, 293342), (84, 251436), (92, 229572), (112, 188577), (126, 167624), (138, 153048), (144, 146671), (161, 131184), (168, 125718), (184, 114786), (207, 102032), (252, 83812), (276, 76524), (322, 65592), (336, 62859), (368, 57393), (414, 51016), (483, 43728), (504, 41906), (552, 38262), (644, 32796), (828, 25508), (911, 23184), (966, 21864), (1008, 20953), (1104, 19131), (1288, 16398), (1449, 14576), (1656, 12754), (1822, 11592), (1932, 10932), (2576, 8199), (2733, 7728), (2898, 7288), (3312, 6377), (3644, 5796), (3864, 5466)]