2021055536

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{67}}^2\times {\mathrm{1481}}^1$

素因数の和:1642

約数の個数: 60

約数和(自身を含む): 4187153880

約数和(自身を除く): 2166098344

約数列:

[1, 2, 4, 8, 16, 19, 38, 67, 76, 134, 152, 268, 304, 536, 1072, 1273, 1481, 2546, 2962, 4489, 5092, 5924, 8978, 10184, 11848, 17956, 20368, 23696, 28139, 35912, 56278, 71824, 85291, 99227, 112556, 170582, 198454, 225112, 341164, 396908, 450224, 682328, 793816, 1364656, 1587632, 1885313, 3770626, 6648209, 7541252, 13296418, 15082504, 26592836, 30165008, 53185672, 106371344, 126315971, 252631942, 505263884, 1010527768, 2021055536]

約数ペア:

[(1, 2021055536), (2, 1010527768), (4, 505263884), (8, 252631942), (16, 126315971), (19, 106371344), (38, 53185672), (67, 30165008), (76, 26592836), (134, 15082504), (152, 13296418), (268, 7541252), (304, 6648209), (536, 3770626), (1072, 1885313), (1273, 1587632), (1481, 1364656), (2546, 793816), (2962, 682328), (4489, 450224), (5092, 396908), (5924, 341164), (8978, 225112), (10184, 198454), (11848, 170582), (17956, 112556), (20368, 99227), (23696, 85291), (28139, 71824), (35912, 56278)]