21660408

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{3907}}^1$

素因数の和:3937

約数の個数: 96

約数和(自身を含む): 73157760

約数和(自身を除く): 51497352

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 11, 12, 14, 18, 21, 22, 24, 28, 33, 36, 42, 44, 56, 63, 66, 72, 77, 84, 88, 99, 126, 132, 154, 168, 198, 231, 252, 264, 308, 396, 462, 504, 616, 693, 792, 924, 1386, 1848, 2772, 3907, 5544, 7814, 11721, 15628, 23442, 27349, 31256, 35163, 42977, 46884, 54698, 70326, 82047, 85954, 93768, 109396, 128931, 140652, 164094, 171908, 218792, 246141, 257862, 281304, 300839, 328188, 343816, 386793, 492282, 515724, 601678, 656376, 773586, 902517, 984564, 1031448, 1203356, 1547172, 1805034, 1969128, 2406712, 2707551, 3094344, 3610068, 5415102, 7220136, 10830204, 21660408]

約数ペア:

[(1, 21660408), (2, 10830204), (3, 7220136), (4, 5415102), (6, 3610068), (7, 3094344), (8, 2707551), (9, 2406712), (11, 1969128), (12, 1805034), (14, 1547172), (18, 1203356), (21, 1031448), (22, 984564), (24, 902517), (28, 773586), (33, 656376), (36, 601678), (42, 515724), (44, 492282), (56, 386793), (63, 343816), (66, 328188), (72, 300839), (77, 281304), (84, 257862), (88, 246141), (99, 218792), (126, 171908), (132, 164094), (154, 140652), (168, 128931), (198, 109396), (231, 93768), (252, 85954), (264, 82047), (308, 70326), (396, 54698), (462, 46884), (504, 42977), (616, 35163), (693, 31256), (792, 27349), (924, 23442), (1386, 15628), (1848, 11721), (2772, 7814), (3907, 5544)]