21190224

素因数分解:

$2^4\times 3^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{599}}^1$

素因数の和:688

約数の個数: 80

約数和(自身を含む): 60710400

約数和(自身を除く): 39520176

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 33, 44, 48, 66, 67, 88, 132, 134, 176, 201, 264, 268, 402, 528, 536, 599, 737, 804, 1072, 1198, 1474, 1608, 1797, 2211, 2396, 2948, 3216, 3594, 4422, 4792, 5896, 6589, 7188, 8844, 9584, 11792, 13178, 14376, 17688, 19767, 26356, 28752, 35376, 39534, 40133, 52712, 79068, 80266, 105424, 120399, 158136, 160532, 240798, 316272, 321064, 441463, 481596, 642128, 882926, 963192, 1324389, 1765852, 1926384, 2648778, 3531704, 5297556, 7063408, 10595112, 21190224]

約数ペア:

[(1, 21190224), (2, 10595112), (3, 7063408), (4, 5297556), (6, 3531704), (8, 2648778), (11, 1926384), (12, 1765852), (16, 1324389), (22, 963192), (24, 882926), (33, 642128), (44, 481596), (48, 441463), (66, 321064), (67, 316272), (88, 240798), (132, 160532), (134, 158136), (176, 120399), (201, 105424), (264, 80266), (268, 79068), (402, 52712), (528, 40133), (536, 39534), (599, 35376), (737, 28752), (804, 26356), (1072, 19767), (1198, 17688), (1474, 14376), (1608, 13178), (1797, 11792), (2211, 9584), (2396, 8844), (2948, 7188), (3216, 6589), (3594, 5896), (4422, 4792)]