21167772712

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{281}}^1\times {\mathrm{9521}}^1$

素因数の和:9874

約数の個数: 64

約数和(自身を含む): 42533631360

約数和(自身を除く): 21365858648

約数列:

[1, 2, 4, 8, 23, 43, 46, 86, 92, 172, 184, 281, 344, 562, 989, 1124, 1978, 2248, 3956, 6463, 7912, 9521, 12083, 12926, 19042, 24166, 25852, 38084, 48332, 51704, 76168, 96664, 218983, 277909, 409403, 437966, 555818, 818806, 875932, 1111636, 1637612, 1751864, 2223272, 2675401, 3275224, 5350802, 9416269, 10701604, 18832538, 21403208, 37665076, 61534223, 75330152, 115042243, 123068446, 230084486, 246136892, 460168972, 492273784, 920337944, 2645971589, 5291943178, 10583886356, 21167772712]

約数ペア:

[(1, 21167772712), (2, 10583886356), (4, 5291943178), (8, 2645971589), (23, 920337944), (43, 492273784), (46, 460168972), (86, 246136892), (92, 230084486), (172, 123068446), (184, 115042243), (281, 75330152), (344, 61534223), (562, 37665076), (989, 21403208), (1124, 18832538), (1978, 10701604), (2248, 9416269), (3956, 5350802), (6463, 3275224), (7912, 2675401), (9521, 2223272), (12083, 1751864), (12926, 1637612), (19042, 1111636), (24166, 875932), (25852, 818806), (38084, 555818), (48332, 437966), (51704, 409403), (76168, 277909), (96664, 218983)]