21467190

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{563}}^1$

素因数の和:645

約数の個数: 64

約数和(自身を含む): 54577152

約数和(自身を除く): 33109962

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 31, 41, 62, 82, 93, 123, 155, 186, 205, 246, 310, 410, 465, 563, 615, 930, 1126, 1230, 1271, 1689, 2542, 2815, 3378, 3813, 5630, 6355, 7626, 8445, 12710, 16890, 17453, 19065, 23083, 34906, 38130, 46166, 52359, 69249, 87265, 104718, 115415, 138498, 174530, 230830, 261795, 346245, 523590, 692490, 715573, 1431146, 2146719, 3577865, 4293438, 7155730, 10733595, 21467190]

約数ペア:

[(1, 21467190), (2, 10733595), (3, 7155730), (5, 4293438), (6, 3577865), (10, 2146719), (15, 1431146), (30, 715573), (31, 692490), (41, 523590), (62, 346245), (82, 261795), (93, 230830), (123, 174530), (155, 138498), (186, 115415), (205, 104718), (246, 87265), (310, 69249), (410, 52359), (465, 46166), (563, 38130), (615, 34906), (930, 23083), (1126, 19065), (1230, 17453), (1271, 16890), (1689, 12710), (2542, 8445), (2815, 7626), (3378, 6355), (3813, 5630)]