21631038

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1483}}^1$

素因数の和:1529

約数の個数: 64

約数和(自身を含む): 53851392

約数和(自身を除く): 32220354

約数列:

[1, 2, 3, 6, 11, 13, 17, 22, 26, 33, 34, 39, 51, 66, 78, 102, 143, 187, 221, 286, 374, 429, 442, 561, 663, 858, 1122, 1326, 1483, 2431, 2966, 4449, 4862, 7293, 8898, 14586, 16313, 19279, 25211, 32626, 38558, 48939, 50422, 57837, 75633, 97878, 115674, 151266, 212069, 277321, 327743, 424138, 554642, 636207, 655486, 831963, 983229, 1272414, 1663926, 1966458, 3605173, 7210346, 10815519, 21631038]

約数ペア:

[(1, 21631038), (2, 10815519), (3, 7210346), (6, 3605173), (11, 1966458), (13, 1663926), (17, 1272414), (22, 983229), (26, 831963), (33, 655486), (34, 636207), (39, 554642), (51, 424138), (66, 327743), (78, 277321), (102, 212069), (143, 151266), (187, 115674), (221, 97878), (286, 75633), (374, 57837), (429, 50422), (442, 48939), (561, 38558), (663, 32626), (858, 25211), (1122, 19279), (1326, 16313), (1483, 14586), (2431, 8898), (2966, 7293), (4449, 4862)]