21974384

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{211}}^1\times {\mathrm{283}}^1$

素因数の和:525

約数の個数: 40

約数和(自身を含む): 44794752

約数和(自身を除く): 22820368

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 184, 211, 283, 368, 422, 566, 844, 1132, 1688, 2264, 3376, 4528, 4853, 6509, 9706, 13018, 19412, 26036, 38824, 52072, 59713, 77648, 104144, 119426, 238852, 477704, 955408, 1373399, 2746798, 5493596, 10987192, 21974384]

約数ペア:

[(1, 21974384), (2, 10987192), (4, 5493596), (8, 2746798), (16, 1373399), (23, 955408), (46, 477704), (92, 238852), (184, 119426), (211, 104144), (283, 77648), (368, 59713), (422, 52072), (566, 38824), (844, 26036), (1132, 19412), (1688, 13018), (2264, 9706), (3376, 6509), (4528, 4853)]