21214848

素因数分解:

$2^7\times 3^1\times {\mathrm{101}}^1\times {\mathrm{547}}^1$

素因数の和:665

約数の個数: 64

約数和(自身を含む): 57013920

約数和(自身を除く): 35799072

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 101, 128, 192, 202, 303, 384, 404, 547, 606, 808, 1094, 1212, 1616, 1641, 2188, 2424, 3232, 3282, 4376, 4848, 6464, 6564, 8752, 9696, 12928, 13128, 17504, 19392, 26256, 35008, 38784, 52512, 55247, 70016, 105024, 110494, 165741, 210048, 220988, 331482, 441976, 662964, 883952, 1325928, 1767904, 2651856, 3535808, 5303712, 7071616, 10607424, 21214848]

約数ペア:

[(1, 21214848), (2, 10607424), (3, 7071616), (4, 5303712), (6, 3535808), (8, 2651856), (12, 1767904), (16, 1325928), (24, 883952), (32, 662964), (48, 441976), (64, 331482), (96, 220988), (101, 210048), (128, 165741), (192, 110494), (202, 105024), (303, 70016), (384, 55247), (404, 52512), (547, 38784), (606, 35008), (808, 26256), (1094, 19392), (1212, 17504), (1616, 13128), (1641, 12928), (2188, 9696), (2424, 8752), (3232, 6564), (3282, 6464), (4376, 4848)]