21895944

素因数分解:

$2^3\times 3^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{433}}^1$

素因数の和:499

約数の個数: 96

約数和(自身を含む): 65308320

約数和(自身を除く): 43412376

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 43, 49, 56, 84, 86, 98, 129, 147, 168, 172, 196, 258, 294, 301, 344, 392, 433, 516, 588, 602, 866, 903, 1032, 1176, 1204, 1299, 1732, 1806, 2107, 2408, 2598, 3031, 3464, 3612, 4214, 5196, 6062, 6321, 7224, 8428, 9093, 10392, 12124, 12642, 16856, 18186, 18619, 21217, 24248, 25284, 36372, 37238, 42434, 50568, 55857, 63651, 72744, 74476, 84868, 111714, 127302, 130333, 148952, 169736, 223428, 254604, 260666, 390999, 446856, 509208, 521332, 781998, 912331, 1042664, 1563996, 1824662, 2736993, 3127992, 3649324, 5473986, 7298648, 10947972, 21895944]

約数ペア:

[(1, 21895944), (2, 10947972), (3, 7298648), (4, 5473986), (6, 3649324), (7, 3127992), (8, 2736993), (12, 1824662), (14, 1563996), (21, 1042664), (24, 912331), (28, 781998), (42, 521332), (43, 509208), (49, 446856), (56, 390999), (84, 260666), (86, 254604), (98, 223428), (129, 169736), (147, 148952), (168, 130333), (172, 127302), (196, 111714), (258, 84868), (294, 74476), (301, 72744), (344, 63651), (392, 55857), (433, 50568), (516, 42434), (588, 37238), (602, 36372), (866, 25284), (903, 24248), (1032, 21217), (1176, 18619), (1204, 18186), (1299, 16856), (1732, 12642), (1806, 12124), (2107, 10392), (2408, 9093), (2598, 8428), (3031, 7224), (3464, 6321), (3612, 6062), (4214, 5196)]