21776128

素因数分解:

$2^8\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1$

素因数の和:94

約数の個数: 108

約数和(自身を含む): 51651880

約数和(自身を除く): 29875752

約数列:

[1, 2, 4, 8, 11, 16, 19, 22, 32, 37, 38, 44, 64, 74, 76, 88, 121, 128, 148, 152, 176, 209, 242, 256, 296, 304, 352, 407, 418, 484, 592, 608, 703, 704, 814, 836, 968, 1184, 1216, 1406, 1408, 1628, 1672, 1936, 2299, 2368, 2432, 2812, 2816, 3256, 3344, 3872, 4477, 4598, 4736, 4864, 5624, 6512, 6688, 7733, 7744, 8954, 9196, 9472, 11248, 13024, 13376, 15466, 15488, 17908, 18392, 22496, 26048, 26752, 30932, 30976, 35816, 36784, 44992, 52096, 53504, 61864, 71632, 73568, 85063, 89984, 104192, 123728, 143264, 147136, 170126, 179968, 247456, 286528, 294272, 340252, 494912, 573056, 588544, 680504, 989824, 1146112, 1361008, 1979648, 2722016, 5444032, 10888064, 21776128]

約数ペア:

[(1, 21776128), (2, 10888064), (4, 5444032), (8, 2722016), (11, 1979648), (16, 1361008), (19, 1146112), (22, 989824), (32, 680504), (37, 588544), (38, 573056), (44, 494912), (64, 340252), (74, 294272), (76, 286528), (88, 247456), (121, 179968), (128, 170126), (148, 147136), (152, 143264), (176, 123728), (209, 104192), (242, 89984), (256, 85063), (296, 73568), (304, 71632), (352, 61864), (407, 53504), (418, 52096), (484, 44992), (592, 36784), (608, 35816), (703, 30976), (704, 30932), (814, 26752), (836, 26048), (968, 22496), (1184, 18392), (1216, 17908), (1406, 15488), (1408, 15466), (1628, 13376), (1672, 13024), (1936, 11248), (2299, 9472), (2368, 9196), (2432, 8954), (2812, 7744), (2816, 7733), (3256, 6688), (3344, 6512), (3872, 5624), (4477, 4864), (4598, 4736)]