21612552728

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{1831}}^1\times {\mathrm{113497}}^1$

素因数の和:115347

約数の個数: 32

約数和(自身を含む): 43664950560

約数和(自身を除く): 22052397832

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 1831, 3662, 7324, 14648, 23803, 47606, 95212, 113497, 190424, 226994, 453988, 907976, 1475461, 2950922, 5901844, 11803688, 207813007, 415626014, 831252028, 1662504056, 2701569091, 5403138182, 10806276364, 21612552728]

約数ペア:

[(1, 21612552728), (2, 10806276364), (4, 5403138182), (8, 2701569091), (13, 1662504056), (26, 831252028), (52, 415626014), (104, 207813007), (1831, 11803688), (3662, 5901844), (7324, 2950922), (14648, 1475461), (23803, 907976), (47606, 453988), (95212, 226994), (113497, 190424)]