21114144

素因数分解:

$2^5\times 3^2\times {\mathrm{167}}^1\times {\mathrm{439}}^1$

素因数の和:622

約数の個数: 72

約数和(自身を含む): 60540480

約数和(自身を除く): 39426336

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 167, 288, 334, 439, 501, 668, 878, 1002, 1317, 1336, 1503, 1756, 2004, 2634, 2672, 3006, 3512, 3951, 4008, 5268, 5344, 6012, 7024, 7902, 8016, 10536, 12024, 14048, 15804, 16032, 21072, 24048, 31608, 42144, 48096, 63216, 73313, 126432, 146626, 219939, 293252, 439878, 586504, 659817, 879756, 1173008, 1319634, 1759512, 2346016, 2639268, 3519024, 5278536, 7038048, 10557072, 21114144]

約数ペア:

[(1, 21114144), (2, 10557072), (3, 7038048), (4, 5278536), (6, 3519024), (8, 2639268), (9, 2346016), (12, 1759512), (16, 1319634), (18, 1173008), (24, 879756), (32, 659817), (36, 586504), (48, 439878), (72, 293252), (96, 219939), (144, 146626), (167, 126432), (288, 73313), (334, 63216), (439, 48096), (501, 42144), (668, 31608), (878, 24048), (1002, 21072), (1317, 16032), (1336, 15804), (1503, 14048), (1756, 12024), (2004, 10536), (2634, 8016), (2672, 7902), (3006, 7024), (3512, 6012), (3951, 5344), (4008, 5268)]