21138192

素因数分解:

$2^4\times 3^3\times {\mathrm{167}}^1\times {\mathrm{293}}^1$

素因数の和:477

約数の個数: 80

約数和(自身を含む): 61246080

約数和(自身を除く): 40107888

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 108, 144, 167, 216, 293, 334, 432, 501, 586, 668, 879, 1002, 1172, 1336, 1503, 1758, 2004, 2344, 2637, 2672, 3006, 3516, 4008, 4509, 4688, 5274, 6012, 7032, 7911, 8016, 9018, 10548, 12024, 14064, 15822, 18036, 21096, 24048, 31644, 36072, 42192, 48931, 63288, 72144, 97862, 126576, 146793, 195724, 293586, 391448, 440379, 587172, 782896, 880758, 1174344, 1321137, 1761516, 2348688, 2642274, 3523032, 5284548, 7046064, 10569096, 21138192]

約数ペア:

[(1, 21138192), (2, 10569096), (3, 7046064), (4, 5284548), (6, 3523032), (8, 2642274), (9, 2348688), (12, 1761516), (16, 1321137), (18, 1174344), (24, 880758), (27, 782896), (36, 587172), (48, 440379), (54, 391448), (72, 293586), (108, 195724), (144, 146793), (167, 126576), (216, 97862), (293, 72144), (334, 63288), (432, 48931), (501, 42192), (586, 36072), (668, 31644), (879, 24048), (1002, 21096), (1172, 18036), (1336, 15822), (1503, 14064), (1758, 12024), (2004, 10548), (2344, 9018), (2637, 8016), (2672, 7911), (3006, 7032), (3516, 6012), (4008, 5274), (4509, 4688)]