21897150

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{577}}^1$

素因数の和:626

約数の個数: 96

約数和(自身を含む): 61924608

約数和(自身を除く): 40027458

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 23, 25, 30, 33, 46, 50, 55, 66, 69, 75, 110, 115, 138, 150, 165, 230, 253, 275, 330, 345, 506, 550, 575, 577, 690, 759, 825, 1150, 1154, 1265, 1518, 1650, 1725, 1731, 2530, 2885, 3450, 3462, 3795, 5770, 6325, 6347, 7590, 8655, 12650, 12694, 13271, 14425, 17310, 18975, 19041, 26542, 28850, 31735, 37950, 38082, 39813, 43275, 63470, 66355, 79626, 86550, 95205, 132710, 145981, 158675, 190410, 199065, 291962, 317350, 331775, 398130, 437943, 476025, 663550, 729905, 875886, 952050, 995325, 1459810, 1990650, 2189715, 3649525, 4379430, 7299050, 10948575, 21897150]

約数ペア:

[(1, 21897150), (2, 10948575), (3, 7299050), (5, 4379430), (6, 3649525), (10, 2189715), (11, 1990650), (15, 1459810), (22, 995325), (23, 952050), (25, 875886), (30, 729905), (33, 663550), (46, 476025), (50, 437943), (55, 398130), (66, 331775), (69, 317350), (75, 291962), (110, 199065), (115, 190410), (138, 158675), (150, 145981), (165, 132710), (230, 95205), (253, 86550), (275, 79626), (330, 66355), (345, 63470), (506, 43275), (550, 39813), (575, 38082), (577, 37950), (690, 31735), (759, 28850), (825, 26542), (1150, 19041), (1154, 18975), (1265, 17310), (1518, 14425), (1650, 13271), (1725, 12694), (1731, 12650), (2530, 8655), (2885, 7590), (3450, 6347), (3462, 6325), (3795, 5770)]