21127512

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{1877}}^1$

素因数の和:1960

約数の個数: 64

約数和(自身を含む): 61297920

約数和(自身を除く): 40170408

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 67, 84, 134, 168, 201, 268, 402, 469, 536, 804, 938, 1407, 1608, 1876, 1877, 2814, 3752, 3754, 5628, 5631, 7508, 11256, 11262, 13139, 15016, 22524, 26278, 39417, 45048, 52556, 78834, 105112, 125759, 157668, 251518, 315336, 377277, 503036, 754554, 880313, 1006072, 1509108, 1760626, 2640939, 3018216, 3521252, 5281878, 7042504, 10563756, 21127512]

約数ペア:

[(1, 21127512), (2, 10563756), (3, 7042504), (4, 5281878), (6, 3521252), (7, 3018216), (8, 2640939), (12, 1760626), (14, 1509108), (21, 1006072), (24, 880313), (28, 754554), (42, 503036), (56, 377277), (67, 315336), (84, 251518), (134, 157668), (168, 125759), (201, 105112), (268, 78834), (402, 52556), (469, 45048), (536, 39417), (804, 26278), (938, 22524), (1407, 15016), (1608, 13139), (1876, 11262), (1877, 11256), (2814, 7508), (3752, 5631), (3754, 5628)]