21430487585

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{241}}^1\times {\mathrm{683}}^1\times {\mathrm{2003}}^1$

素因数の和:2945

約数の個数: 32

約数和(自身を含む): 27864321408

約数和(自身を除く): 6433833823

約数列:

[1, 5, 13, 65, 241, 683, 1205, 2003, 3133, 3415, 8879, 10015, 15665, 26039, 44395, 130195, 164603, 482723, 823015, 1368049, 2139839, 2413615, 6275399, 6840245, 10699195, 17784637, 31376995, 88923185, 329699809, 1648499045, 4286097517, 21430487585]

約数ペア:

[(1, 21430487585), (5, 4286097517), (13, 1648499045), (65, 329699809), (241, 88923185), (683, 31376995), (1205, 17784637), (2003, 10699195), (3133, 6840245), (3415, 6275399), (8879, 2413615), (10015, 2139839), (15665, 1368049), (26039, 823015), (44395, 482723), (130195, 164603)]