21573650

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{1163}}^1$

素因数の和:1235

約数の個数: 48

約数和(自身を含む): 46764864

約数和(自身を除く): 25191214

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 50, 53, 70, 106, 175, 265, 350, 371, 530, 742, 1163, 1325, 1855, 2326, 2650, 3710, 5815, 8141, 9275, 11630, 16282, 18550, 29075, 40705, 58150, 61639, 81410, 123278, 203525, 308195, 407050, 431473, 616390, 862946, 1540975, 2157365, 3081950, 4314730, 10786825, 21573650]

約数ペア:

[(1, 21573650), (2, 10786825), (5, 4314730), (7, 3081950), (10, 2157365), (14, 1540975), (25, 862946), (35, 616390), (50, 431473), (53, 407050), (70, 308195), (106, 203525), (175, 123278), (265, 81410), (350, 61639), (371, 58150), (530, 40705), (742, 29075), (1163, 18550), (1325, 16282), (1855, 11630), (2326, 9275), (2650, 8141), (3710, 5815)]